20344450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1571}}^1$

素因数の和:1627

約数の個数: 48

約数和(自身を含む): 44443584

約数和(自身を除く): 24099134

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 50, 70, 74, 175, 185, 259, 350, 370, 518, 925, 1295, 1571, 1850, 2590, 3142, 6475, 7855, 10997, 12950, 15710, 21994, 39275, 54985, 58127, 78550, 109970, 116254, 274925, 290635, 406889, 549850, 581270, 813778, 1453175, 2034445, 2906350, 4068890, 10172225, 20344450]

約数ペア:

[(1, 20344450), (2, 10172225), (5, 4068890), (7, 2906350), (10, 2034445), (14, 1453175), (25, 813778), (35, 581270), (37, 549850), (50, 406889), (70, 290635), (74, 274925), (175, 116254), (185, 109970), (259, 78550), (350, 58127), (370, 54985), (518, 39275), (925, 21994), (1295, 15710), (1571, 12950), (1850, 10997), (2590, 7855), (3142, 6475)]