371998520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1\times {\mathrm{773}}^1$

素因数の和:1064

約数の個数: 64

約数和(自身を含む): 857653920

約数和(自身を除く): 485655400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 227, 265, 424, 454, 530, 773, 908, 1060, 1135, 1546, 1816, 2120, 2270, 3092, 3865, 4540, 6184, 7730, 9080, 12031, 15460, 24062, 30920, 40969, 48124, 60155, 81938, 96248, 120310, 163876, 175471, 204845, 240620, 327752, 350942, 409690, 481240, 701884, 819380, 877355, 1403768, 1638760, 1754710, 3509420, 7018840, 9299963, 18599926, 37199852, 46499815, 74399704, 92999630, 185999260, 371998520]

約数ペア:

[(1, 371998520), (2, 185999260), (4, 92999630), (5, 74399704), (8, 46499815), (10, 37199852), (20, 18599926), (40, 9299963), (53, 7018840), (106, 3509420), (212, 1754710), (227, 1638760), (265, 1403768), (424, 877355), (454, 819380), (530, 701884), (773, 481240), (908, 409690), (1060, 350942), (1135, 327752), (1546, 240620), (1816, 204845), (2120, 175471), (2270, 163876), (3092, 120310), (3865, 96248), (4540, 81938), (6184, 60155), (7730, 48124), (9080, 40969), (12031, 30920), (15460, 24062)]