56546980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{8243}}^1$

素因数の和:8273

約数の個数: 48

約数和(自身を含む): 138499200

約数和(自身を除く): 81952220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 6860, 8243, 16486, 32972, 41215, 57701, 82430, 115402, 164860, 230804, 288505, 403907, 577010, 807814, 1154020, 1615628, 2019535, 2827349, 4039070, 5654698, 8078140, 11309396, 14136745, 28273490, 56546980]

約数ペア:

[(1, 56546980), (2, 28273490), (4, 14136745), (5, 11309396), (7, 8078140), (10, 5654698), (14, 4039070), (20, 2827349), (28, 2019535), (35, 1615628), (49, 1154020), (70, 807814), (98, 577010), (140, 403907), (196, 288505), (245, 230804), (343, 164860), (490, 115402), (686, 82430), (980, 57701), (1372, 41215), (1715, 32972), (3430, 16486), (6860, 8243)]