20291460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{48313}}^1$

素因数の和:48332

約数の個数: 48

約数和(自身を含む): 64934016

約数和(自身を除く): 44642556

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 48313, 96626, 144939, 193252, 241565, 289878, 338191, 483130, 579756, 676382, 724695, 966260, 1014573, 1352764, 1449390, 1690955, 2029146, 2898780, 3381910, 4058292, 5072865, 6763820, 10145730, 20291460]

約数ペア:

[(1, 20291460), (2, 10145730), (3, 6763820), (4, 5072865), (5, 4058292), (6, 3381910), (7, 2898780), (10, 2029146), (12, 1690955), (14, 1449390), (15, 1352764), (20, 1014573), (21, 966260), (28, 724695), (30, 676382), (35, 579756), (42, 483130), (60, 338191), (70, 289878), (84, 241565), (105, 193252), (140, 144939), (210, 96626), (420, 48313)]