12854540

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:674

約数の個数: 48

約数和(自身を含む): 28728000

約数和(自身を除く): 15873460

約数列:

[1, 2, 4, 5, 10, 20, 29, 37, 58, 74, 116, 145, 148, 185, 290, 370, 580, 599, 740, 1073, 1198, 2146, 2396, 2995, 4292, 5365, 5990, 10730, 11980, 17371, 21460, 22163, 34742, 44326, 69484, 86855, 88652, 110815, 173710, 221630, 347420, 443260, 642727, 1285454, 2570908, 3213635, 6427270, 12854540]

約数ペア:

[(1, 12854540), (2, 6427270), (4, 3213635), (5, 2570908), (10, 1285454), (20, 642727), (29, 443260), (37, 347420), (58, 221630), (74, 173710), (116, 110815), (145, 88652), (148, 86855), (185, 69484), (290, 44326), (370, 34742), (580, 22163), (599, 21460), (740, 17371), (1073, 11980), (1198, 10730), (2146, 5990), (2396, 5365), (2995, 4292)]