20356346400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{652447}}^1$

素因数の和:652483

約数の個数: 144

約数和(自身を含む): 71356932864

約数和(自身を除く): 51000586464

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 416, 480, 520, 600, 624, 650, 780, 800, 975, 1040, 1200, 1248, 1300, 1560, 1950, 2080, 2400, 2600, 3120, 3900, 5200, 6240, 7800, 10400, 15600, 31200, 652447, 1304894, 1957341, 2609788, 3262235, 3914682, 5219576, 6524470, 7829364, 8481811, 9786705, 10439152, 13048940, 15658728, 16311175, 16963622, 19573410, 20878304, 25445433, 26097880, 31317456, 32622350, 33927244, 39146820, 42409055, 48933525, 50890866, 52195760, 62634912, 65244700, 67854488, 78293640, 84818110, 97867050, 101781732, 104391520, 127227165, 130489400, 135708976, 156587280, 169636220, 195734100, 203563464, 212045275, 254454330, 260978800, 271417952, 313174560, 339272440, 391468200, 407126928, 424090550, 508908660, 521957600, 636135825, 678544880, 782936400, 814253856, 848181100, 1017817320, 1272271650, 1357089760, 1565872800, 1696362200, 2035634640, 2544543300, 3392724400, 4071269280, 5089086600, 6785448800, 10178173200, 20356346400]

約数ペア:

[(1, 20356346400), (2, 10178173200), (3, 6785448800), (4, 5089086600), (5, 4071269280), (6, 3392724400), (8, 2544543300), (10, 2035634640), (12, 1696362200), (13, 1565872800), (15, 1357089760), (16, 1272271650), (20, 1017817320), (24, 848181100), (25, 814253856), (26, 782936400), (30, 678544880), (32, 636135825), (39, 521957600), (40, 508908660), (48, 424090550), (50, 407126928), (52, 391468200), (60, 339272440), (65, 313174560), (75, 271417952), (78, 260978800), (80, 254454330), (96, 212045275), (100, 203563464), (104, 195734100), (120, 169636220), (130, 156587280), (150, 135708976), (156, 130489400), (160, 127227165), (195, 104391520), (200, 101781732), (208, 97867050), (240, 84818110), (260, 78293640), (300, 67854488), (312, 65244700), (325, 62634912), (390, 52195760), (400, 50890866), (416, 48933525), (480, 42409055), (520, 39146820), (600, 33927244), (624, 32622350), (650, 31317456), (780, 26097880), (800, 25445433), (975, 20878304), (1040, 19573410), (1200, 16963622), (1248, 16311175), (1300, 15658728), (1560, 13048940), (1950, 10439152), (2080, 9786705), (2400, 8481811), (2600, 7829364), (3120, 6524470), (3900, 5219576), (5200, 3914682), (6240, 3262235), (7800, 2609788), (10400, 1957341), (15600, 1304894), (31200, 652447)]