13041380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{317}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 31974264

約数和(自身を除く): 18932884

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 317, 340, 374, 484, 605, 634, 748, 935, 1210, 1268, 1585, 1870, 2057, 2420, 3170, 3487, 3740, 4114, 5389, 6340, 6974, 8228, 10285, 10778, 13948, 17435, 20570, 21556, 26945, 34870, 38357, 41140, 53890, 59279, 69740, 76714, 107780, 118558, 153428, 191785, 237116, 296395, 383570, 592790, 652069, 767140, 1185580, 1304138, 2608276, 3260345, 6520690, 13041380]

約数ペア:

[(1, 13041380), (2, 6520690), (4, 3260345), (5, 2608276), (10, 1304138), (11, 1185580), (17, 767140), (20, 652069), (22, 592790), (34, 383570), (44, 296395), (55, 237116), (68, 191785), (85, 153428), (110, 118558), (121, 107780), (170, 76714), (187, 69740), (220, 59279), (242, 53890), (317, 41140), (340, 38357), (374, 34870), (484, 26945), (605, 21556), (634, 20570), (748, 17435), (935, 13948), (1210, 10778), (1268, 10285), (1585, 8228), (1870, 6974), (2057, 6340), (2420, 5389), (3170, 4114), (3487, 3740)]