20032800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{491}}^1$

素因数の和:531

約数の個数: 144

約数和(自身を含む): 69183072

約数和(自身を除く): 49150272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 32, 34, 40, 48, 50, 51, 60, 68, 75, 80, 85, 96, 100, 102, 120, 136, 150, 160, 170, 200, 204, 240, 255, 272, 300, 340, 400, 408, 425, 480, 491, 510, 544, 600, 680, 800, 816, 850, 982, 1020, 1200, 1275, 1360, 1473, 1632, 1700, 1964, 2040, 2400, 2455, 2550, 2720, 2946, 3400, 3928, 4080, 4910, 5100, 5892, 6800, 7365, 7856, 8160, 8347, 9820, 10200, 11784, 12275, 13600, 14730, 15712, 16694, 19640, 20400, 23568, 24550, 25041, 29460, 33388, 36825, 39280, 40800, 41735, 47136, 49100, 50082, 58920, 66776, 73650, 78560, 83470, 98200, 100164, 117840, 125205, 133552, 147300, 166940, 196400, 200328, 208675, 235680, 250410, 267104, 294600, 333880, 392800, 400656, 417350, 500820, 589200, 626025, 667760, 801312, 834700, 1001640, 1178400, 1252050, 1335520, 1669400, 2003280, 2504100, 3338800, 4006560, 5008200, 6677600, 10016400, 20032800]

約数ペア:

[(1, 20032800), (2, 10016400), (3, 6677600), (4, 5008200), (5, 4006560), (6, 3338800), (8, 2504100), (10, 2003280), (12, 1669400), (15, 1335520), (16, 1252050), (17, 1178400), (20, 1001640), (24, 834700), (25, 801312), (30, 667760), (32, 626025), (34, 589200), (40, 500820), (48, 417350), (50, 400656), (51, 392800), (60, 333880), (68, 294600), (75, 267104), (80, 250410), (85, 235680), (96, 208675), (100, 200328), (102, 196400), (120, 166940), (136, 147300), (150, 133552), (160, 125205), (170, 117840), (200, 100164), (204, 98200), (240, 83470), (255, 78560), (272, 73650), (300, 66776), (340, 58920), (400, 50082), (408, 49100), (425, 47136), (480, 41735), (491, 40800), (510, 39280), (544, 36825), (600, 33388), (680, 29460), (800, 25041), (816, 24550), (850, 23568), (982, 20400), (1020, 19640), (1200, 16694), (1275, 15712), (1360, 14730), (1473, 13600), (1632, 12275), (1700, 11784), (1964, 10200), (2040, 9820), (2400, 8347), (2455, 8160), (2550, 7856), (2720, 7365), (2946, 6800), (3400, 5892), (3928, 5100), (4080, 4910)]