40379715

素因数分解:

$3^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{557}}^1$

素因数の和:753

約数の個数: 40

約数和(自身を含む): 72919440

約数和(自身を除く): 32539725

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 179, 405, 537, 557, 895, 1611, 1671, 2685, 2785, 4833, 5013, 8055, 8355, 14499, 15039, 24165, 25065, 45117, 72495, 75195, 99703, 225585, 299109, 498515, 897327, 1495545, 2691981, 4486635, 8075943, 13459905, 40379715]

約数ペア:

[(1, 40379715), (3, 13459905), (5, 8075943), (9, 4486635), (15, 2691981), (27, 1495545), (45, 897327), (81, 498515), (135, 299109), (179, 225585), (405, 99703), (537, 75195), (557, 72495), (895, 45117), (1611, 25065), (1671, 24165), (2685, 15039), (2785, 14499), (4833, 8355), (5013, 8055)]