12897460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{601}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 28823760

約数和(自身を除く): 15926300

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 370, 580, 601, 740, 1073, 1202, 2146, 2404, 3005, 4292, 5365, 6010, 10730, 12020, 17429, 21460, 22237, 34858, 44474, 69716, 87145, 88948, 111185, 174290, 222370, 348580, 444740, 644873, 1289746, 2579492, 3224365, 6448730, 12897460]

約数ペア:

[(1, 12897460), (2, 6448730), (4, 3224365), (5, 2579492), (10, 1289746), (20, 644873), (29, 444740), (37, 348580), (58, 222370), (74, 174290), (116, 111185), (145, 88948), (148, 87145), (185, 69716), (290, 44474), (370, 34858), (580, 22237), (601, 21460), (740, 17429), (1073, 12020), (1202, 10730), (2146, 6010), (2404, 5365), (3005, 4292)]