12646970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1$

素因数の和:327

約数の個数: 64

約数和(自身を含む): 28235520

約数和(自身を除く): 15588550

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 37, 38, 70, 74, 95, 133, 185, 190, 257, 259, 266, 370, 514, 518, 665, 703, 1285, 1295, 1330, 1406, 1799, 2570, 2590, 3515, 3598, 4883, 4921, 7030, 8995, 9509, 9766, 9842, 17990, 19018, 24415, 24605, 34181, 47545, 48830, 49210, 66563, 68362, 95090, 133126, 170905, 180671, 332815, 341810, 361342, 665630, 903355, 1264697, 1806710, 2529394, 6323485, 12646970]

約数ペア:

[(1, 12646970), (2, 6323485), (5, 2529394), (7, 1806710), (10, 1264697), (14, 903355), (19, 665630), (35, 361342), (37, 341810), (38, 332815), (70, 180671), (74, 170905), (95, 133126), (133, 95090), (185, 68362), (190, 66563), (257, 49210), (259, 48830), (266, 47545), (370, 34181), (514, 24605), (518, 24415), (665, 19018), (703, 17990), (1285, 9842), (1295, 9766), (1330, 9509), (1406, 8995), (1799, 7030), (2570, 4921), (2590, 4883), (3515, 3598)]