1739920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1$

素因数の和:272

約数の個数: 80

約数和(自身を含む): 4999680

約数和(自身を除く): 3259760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 239, 260, 280, 364, 455, 478, 520, 560, 728, 910, 956, 1040, 1195, 1456, 1673, 1820, 1912, 2390, 3107, 3346, 3640, 3824, 4780, 6214, 6692, 7280, 8365, 9560, 12428, 13384, 15535, 16730, 19120, 21749, 24856, 26768, 31070, 33460, 43498, 49712, 62140, 66920, 86996, 108745, 124280, 133840, 173992, 217490, 248560, 347984, 434980, 869960, 1739920]

約数ペア:

[(1, 1739920), (2, 869960), (4, 434980), (5, 347984), (7, 248560), (8, 217490), (10, 173992), (13, 133840), (14, 124280), (16, 108745), (20, 86996), (26, 66920), (28, 62140), (35, 49712), (40, 43498), (52, 33460), (56, 31070), (65, 26768), (70, 24856), (80, 21749), (91, 19120), (104, 16730), (112, 15535), (130, 13384), (140, 12428), (182, 9560), (208, 8365), (239, 7280), (260, 6692), (280, 6214), (364, 4780), (455, 3824), (478, 3640), (520, 3346), (560, 3107), (728, 2390), (910, 1912), (956, 1820), (1040, 1673), (1195, 1456)]