12645490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{239}}^1$

素因数の和:307

約数の個数: 64

約数和(自身を含む): 27578880

約数和(自身を除く): 14933390

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 37, 55, 65, 74, 110, 130, 143, 185, 239, 286, 370, 407, 478, 481, 715, 814, 962, 1195, 1430, 2035, 2390, 2405, 2629, 3107, 4070, 4810, 5258, 5291, 6214, 8843, 10582, 13145, 15535, 17686, 26290, 26455, 31070, 34177, 44215, 52910, 68354, 88430, 97273, 114959, 170885, 194546, 229918, 341770, 486365, 574795, 972730, 1149590, 1264549, 2529098, 6322745, 12645490]

約数ペア:

[(1, 12645490), (2, 6322745), (5, 2529098), (10, 1264549), (11, 1149590), (13, 972730), (22, 574795), (26, 486365), (37, 341770), (55, 229918), (65, 194546), (74, 170885), (110, 114959), (130, 97273), (143, 88430), (185, 68354), (239, 52910), (286, 44215), (370, 34177), (407, 31070), (478, 26455), (481, 26290), (715, 17686), (814, 15535), (962, 13145), (1195, 10582), (1430, 8843), (2035, 6214), (2390, 5291), (2405, 5258), (2629, 4810), (3107, 4070)]