1930650980

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1$

素因数の和:469

約数の個数: 96

約数和(自身を含む): 4251287040

約数和(自身を除く): 2320636060

約数列:

[1, 2, 4, 5, 10, 20, 43, 79, 86, 157, 158, 172, 181, 215, 314, 316, 362, 395, 430, 628, 724, 785, 790, 860, 905, 1570, 1580, 1810, 3140, 3397, 3620, 6751, 6794, 7783, 12403, 13502, 13588, 14299, 15566, 16985, 24806, 27004, 28417, 28598, 31132, 33755, 33970, 38915, 49612, 56834, 57196, 62015, 67510, 67940, 71495, 77830, 113668, 124030, 135020, 142085, 142990, 155660, 248060, 284170, 285980, 533329, 568340, 614857, 1066658, 1221931, 1229714, 2133316, 2244943, 2443862, 2459428, 2666645, 3074285, 4489886, 4887724, 5333290, 6109655, 6148570, 8979772, 10666580, 11224715, 12219310, 12297140, 22449430, 24438620, 44898860, 96532549, 193065098, 386130196, 482662745, 965325490, 1930650980]

約数ペア:

[(1, 1930650980), (2, 965325490), (4, 482662745), (5, 386130196), (10, 193065098), (20, 96532549), (43, 44898860), (79, 24438620), (86, 22449430), (157, 12297140), (158, 12219310), (172, 11224715), (181, 10666580), (215, 8979772), (314, 6148570), (316, 6109655), (362, 5333290), (395, 4887724), (430, 4489886), (628, 3074285), (724, 2666645), (785, 2459428), (790, 2443862), (860, 2244943), (905, 2133316), (1570, 1229714), (1580, 1221931), (1810, 1066658), (3140, 614857), (3397, 568340), (3620, 533329), (6751, 285980), (6794, 284170), (7783, 248060), (12403, 155660), (13502, 142990), (13588, 142085), (14299, 135020), (15566, 124030), (16985, 113668), (24806, 77830), (27004, 71495), (28417, 67940), (28598, 67510), (31132, 62015), (33755, 57196), (33970, 56834), (38915, 49612)]