2639760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{647}}^1$

素因数の和:680

約数の個数: 80

約数和(自身を含む): 8678016

約数和(自身を除く): 6038256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 647, 680, 816, 1020, 1294, 1360, 1941, 2040, 2588, 3235, 3882, 4080, 5176, 6470, 7764, 9705, 10352, 10999, 12940, 15528, 19410, 21998, 25880, 31056, 32997, 38820, 43996, 51760, 54995, 65994, 77640, 87992, 109990, 131988, 155280, 164985, 175984, 219980, 263976, 329970, 439960, 527952, 659940, 879920, 1319880, 2639760]

約数ペア:

[(1, 2639760), (2, 1319880), (3, 879920), (4, 659940), (5, 527952), (6, 439960), (8, 329970), (10, 263976), (12, 219980), (15, 175984), (16, 164985), (17, 155280), (20, 131988), (24, 109990), (30, 87992), (34, 77640), (40, 65994), (48, 54995), (51, 51760), (60, 43996), (68, 38820), (80, 32997), (85, 31056), (102, 25880), (120, 21998), (136, 19410), (170, 15528), (204, 12940), (240, 10999), (255, 10352), (272, 9705), (340, 7764), (408, 6470), (510, 5176), (647, 4080), (680, 3882), (816, 3235), (1020, 2588), (1294, 2040), (1360, 1941)]