17675920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:388

約数の個数: 80

約数和(自身を含む): 44715888

約数和(自身を除く): 27039968

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 41, 68, 80, 82, 85, 136, 164, 170, 205, 272, 317, 328, 340, 410, 634, 656, 680, 697, 820, 1268, 1360, 1394, 1585, 1640, 2536, 2788, 3170, 3280, 3485, 5072, 5389, 5576, 6340, 6970, 10778, 11152, 12680, 12997, 13940, 21556, 25360, 25994, 26945, 27880, 43112, 51988, 53890, 55760, 64985, 86224, 103976, 107780, 129970, 207952, 215560, 220949, 259940, 431120, 441898, 519880, 883796, 1039760, 1104745, 1767592, 2209490, 3535184, 4418980, 8837960, 17675920]

約数ペア:

[(1, 17675920), (2, 8837960), (4, 4418980), (5, 3535184), (8, 2209490), (10, 1767592), (16, 1104745), (17, 1039760), (20, 883796), (34, 519880), (40, 441898), (41, 431120), (68, 259940), (80, 220949), (82, 215560), (85, 207952), (136, 129970), (164, 107780), (170, 103976), (205, 86224), (272, 64985), (317, 55760), (328, 53890), (340, 51988), (410, 43112), (634, 27880), (656, 26945), (680, 25994), (697, 25360), (820, 21556), (1268, 13940), (1360, 12997), (1394, 12680), (1585, 11152), (1640, 10778), (2536, 6970), (2788, 6340), (3170, 5576), (3280, 5389), (3485, 5072)]