30788810

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^2\times {\mathrm{173}}^1$

素因数の和:267

約数の個数: 48

約数和(自身を含む): 61694136

約数和(自身を除く): 30905326

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 173, 185, 346, 370, 481, 865, 962, 1369, 1730, 2249, 2405, 2738, 4498, 4810, 6401, 6845, 11245, 12802, 13690, 17797, 22490, 32005, 35594, 64010, 83213, 88985, 166426, 177970, 236837, 416065, 473674, 832130, 1184185, 2368370, 3078881, 6157762, 15394405, 30788810]

約数ペア:

[(1, 30788810), (2, 15394405), (5, 6157762), (10, 3078881), (13, 2368370), (26, 1184185), (37, 832130), (65, 473674), (74, 416065), (130, 236837), (173, 177970), (185, 166426), (346, 88985), (370, 83213), (481, 64010), (865, 35594), (962, 32005), (1369, 22490), (1730, 17797), (2249, 13690), (2405, 12802), (2738, 11245), (4498, 6845), (4810, 6401)]