19285000

素因数分解:

$2^3\times 5^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1$

素因数の和:81

約数の個数: 160

約数和(自身を含む): 56232000

約数和(自身を除く): 36947000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 29, 35, 38, 40, 50, 56, 58, 70, 76, 95, 100, 116, 125, 133, 140, 145, 152, 175, 190, 200, 203, 232, 250, 266, 280, 290, 350, 380, 406, 475, 500, 532, 551, 580, 625, 665, 700, 725, 760, 812, 875, 950, 1000, 1015, 1064, 1102, 1160, 1250, 1330, 1400, 1450, 1624, 1750, 1900, 2030, 2204, 2375, 2500, 2660, 2755, 2900, 3325, 3500, 3625, 3800, 3857, 4060, 4375, 4408, 4750, 5000, 5075, 5320, 5510, 5800, 6650, 7000, 7250, 7714, 8120, 8750, 9500, 10150, 11020, 11875, 13300, 13775, 14500, 15428, 16625, 17500, 18125, 19000, 19285, 20300, 22040, 23750, 25375, 26600, 27550, 29000, 30856, 33250, 35000, 36250, 38570, 40600, 47500, 50750, 55100, 66500, 68875, 72500, 77140, 83125, 95000, 96425, 101500, 110200, 126875, 133000, 137750, 145000, 154280, 166250, 192850, 203000, 253750, 275500, 332500, 344375, 385700, 482125, 507500, 551000, 665000, 688750, 771400, 964250, 1015000, 1377500, 1928500, 2410625, 2755000, 3857000, 4821250, 9642500, 19285000]

約数ペア:

[(1, 19285000), (2, 9642500), (4, 4821250), (5, 3857000), (7, 2755000), (8, 2410625), (10, 1928500), (14, 1377500), (19, 1015000), (20, 964250), (25, 771400), (28, 688750), (29, 665000), (35, 551000), (38, 507500), (40, 482125), (50, 385700), (56, 344375), (58, 332500), (70, 275500), (76, 253750), (95, 203000), (100, 192850), (116, 166250), (125, 154280), (133, 145000), (140, 137750), (145, 133000), (152, 126875), (175, 110200), (190, 101500), (200, 96425), (203, 95000), (232, 83125), (250, 77140), (266, 72500), (280, 68875), (290, 66500), (350, 55100), (380, 50750), (406, 47500), (475, 40600), (500, 38570), (532, 36250), (551, 35000), (580, 33250), (625, 30856), (665, 29000), (700, 27550), (725, 26600), (760, 25375), (812, 23750), (875, 22040), (950, 20300), (1000, 19285), (1015, 19000), (1064, 18125), (1102, 17500), (1160, 16625), (1250, 15428), (1330, 14500), (1400, 13775), (1450, 13300), (1624, 11875), (1750, 11020), (1900, 10150), (2030, 9500), (2204, 8750), (2375, 8120), (2500, 7714), (2660, 7250), (2755, 7000), (2900, 6650), (3325, 5800), (3500, 5510), (3625, 5320), (3800, 5075), (3857, 5000), (4060, 4750), (4375, 4408)]