12649360

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:232

約数の個数: 80

約数和(自身を含む): 31819392

約数和(自身を除く): 19170032

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 71, 80, 85, 131, 136, 142, 170, 262, 272, 284, 340, 355, 524, 568, 655, 680, 710, 1048, 1136, 1207, 1310, 1360, 1420, 2096, 2227, 2414, 2620, 2840, 4454, 4828, 5240, 5680, 6035, 8908, 9301, 9656, 10480, 11135, 12070, 17816, 18602, 19312, 22270, 24140, 35632, 37204, 44540, 46505, 48280, 74408, 89080, 93010, 96560, 148816, 158117, 178160, 186020, 316234, 372040, 632468, 744080, 790585, 1264936, 1581170, 2529872, 3162340, 6324680, 12649360]

約数ペア:

[(1, 12649360), (2, 6324680), (4, 3162340), (5, 2529872), (8, 1581170), (10, 1264936), (16, 790585), (17, 744080), (20, 632468), (34, 372040), (40, 316234), (68, 186020), (71, 178160), (80, 158117), (85, 148816), (131, 96560), (136, 93010), (142, 89080), (170, 74408), (262, 48280), (272, 46505), (284, 44540), (340, 37204), (355, 35632), (524, 24140), (568, 22270), (655, 19312), (680, 18602), (710, 17816), (1048, 12070), (1136, 11135), (1207, 10480), (1310, 9656), (1360, 9301), (1420, 8908), (2096, 6035), (2227, 5680), (2414, 5240), (2620, 4828), (2840, 4454)]