4619920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 80

約数和(自身を含む): 11784960

約数和(自身を除く): 7165040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 43, 68, 79, 80, 85, 86, 136, 158, 170, 172, 215, 272, 316, 340, 344, 395, 430, 632, 680, 688, 731, 790, 860, 1264, 1343, 1360, 1462, 1580, 1720, 2686, 2924, 3160, 3397, 3440, 3655, 5372, 5848, 6320, 6715, 6794, 7310, 10744, 11696, 13430, 13588, 14620, 16985, 21488, 26860, 27176, 29240, 33970, 53720, 54352, 57749, 58480, 67940, 107440, 115498, 135880, 230996, 271760, 288745, 461992, 577490, 923984, 1154980, 2309960, 4619920]

約数ペア:

[(1, 4619920), (2, 2309960), (4, 1154980), (5, 923984), (8, 577490), (10, 461992), (16, 288745), (17, 271760), (20, 230996), (34, 135880), (40, 115498), (43, 107440), (68, 67940), (79, 58480), (80, 57749), (85, 54352), (86, 53720), (136, 33970), (158, 29240), (170, 27176), (172, 26860), (215, 21488), (272, 16985), (316, 14620), (340, 13588), (344, 13430), (395, 11696), (430, 10744), (632, 7310), (680, 6794), (688, 6715), (731, 6320), (790, 5848), (860, 5372), (1264, 3655), (1343, 3440), (1360, 3397), (1462, 3160), (1580, 2924), (1720, 2686)]