249572260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61471}}^1$

素因数の和:61516

約数の個数: 48

約数和(自身を含む): 619637760

約数和(自身を除く): 370065500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 61471, 122942, 245884, 307355, 430297, 614710, 860594, 1229420, 1721188, 1782659, 2151485, 3565318, 4302970, 7130636, 8605940, 8913295, 12478613, 17826590, 24957226, 35653180, 49914452, 62393065, 124786130, 249572260]

約数ペア:

[(1, 249572260), (2, 124786130), (4, 62393065), (5, 49914452), (7, 35653180), (10, 24957226), (14, 17826590), (20, 12478613), (28, 8913295), (29, 8605940), (35, 7130636), (58, 4302970), (70, 3565318), (116, 2151485), (140, 1782659), (145, 1721188), (203, 1229420), (290, 860594), (406, 614710), (580, 430297), (812, 307355), (1015, 245884), (2030, 122942), (4060, 61471)]