2180805410

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{509}}^1\times {\mathrm{631}}^1$

素因数の和:1251

約数の個数: 64

約数和(自身を含む): 4548579840

約数和(自身を除く): 2367774430

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 97, 194, 485, 509, 631, 679, 970, 1018, 1262, 1358, 2545, 3155, 3395, 3563, 4417, 5090, 6310, 6790, 7126, 8834, 17815, 22085, 35630, 44170, 49373, 61207, 98746, 122414, 246865, 306035, 321179, 345611, 428449, 493730, 612070, 642358, 691222, 856898, 1605895, 1728055, 2142245, 2248253, 3211790, 3456110, 4284490, 4496506, 11241265, 22482530, 31154363, 62308726, 155771815, 218080541, 311543630, 436161082, 1090402705, 2180805410]

約数ペア:

[(1, 2180805410), (2, 1090402705), (5, 436161082), (7, 311543630), (10, 218080541), (14, 155771815), (35, 62308726), (70, 31154363), (97, 22482530), (194, 11241265), (485, 4496506), (509, 4284490), (631, 3456110), (679, 3211790), (970, 2248253), (1018, 2142245), (1262, 1728055), (1358, 1605895), (2545, 856898), (3155, 691222), (3395, 642358), (3563, 612070), (4417, 493730), (5090, 428449), (6310, 345611), (6790, 321179), (7126, 306035), (8834, 246865), (17815, 122414), (22085, 98746), (35630, 61207), (44170, 49373)]