448149940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139177}}^1$

素因数の和:139216

約数の個数: 48

約数和(自身を含む): 1122331392

約数和(自身を除く): 674181452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 139177, 278354, 556708, 695885, 974239, 1391770, 1948478, 2783540, 3201071, 3896956, 4871195, 6402142, 9742390, 12804284, 16005355, 19484780, 22407497, 32010710, 44814994, 64021420, 89629988, 112037485, 224074970, 448149940]

約数ペア:

[(1, 448149940), (2, 224074970), (4, 112037485), (5, 89629988), (7, 64021420), (10, 44814994), (14, 32010710), (20, 22407497), (23, 19484780), (28, 16005355), (35, 12804284), (46, 9742390), (70, 6402142), (92, 4871195), (115, 3896956), (140, 3201071), (161, 2783540), (230, 1948478), (322, 1391770), (460, 974239), (644, 695885), (805, 556708), (1610, 278354), (3220, 139177)]