28901460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{68813}}^1$

素因数の和:68832

約数の個数: 48

約数和(自身を含む): 92486016

約数和(自身を除く): 63584556

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, 68813, 137626, 206439, 275252, 344065, 412878, 481691, 688130, 825756, 963382, 1032195, 1376260, 1445073, 1926764, 2064390, 2408455, 2890146, 4128780, 4816910, 5780292, 7225365, 9633820, 14450730, 28901460]

約数ペア:

[(1, 28901460), (2, 14450730), (3, 9633820), (4, 7225365), (5, 5780292), (6, 4816910), (7, 4128780), (10, 2890146), (12, 2408455), (14, 2064390), (15, 1926764), (20, 1445073), (21, 1376260), (28, 1032195), (30, 963382), (35, 825756), (42, 688130), (60, 481691), (70, 412878), (84, 344065), (105, 275252), (140, 206439), (210, 137626), (420, 68813)]