42454540

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 92619072

約数和(自身を除く): 50164532

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 103, 148, 185, 206, 370, 412, 515, 557, 740, 1030, 1114, 2060, 2228, 2785, 3811, 5570, 7622, 11140, 15244, 19055, 20609, 38110, 41218, 57371, 76220, 82436, 103045, 114742, 206090, 229484, 286855, 412180, 573710, 1147420, 2122727, 4245454, 8490908, 10613635, 21227270, 42454540]

約数ペア:

[(1, 42454540), (2, 21227270), (4, 10613635), (5, 8490908), (10, 4245454), (20, 2122727), (37, 1147420), (74, 573710), (103, 412180), (148, 286855), (185, 229484), (206, 206090), (370, 114742), (412, 103045), (515, 82436), (557, 76220), (740, 57371), (1030, 41218), (1114, 38110), (2060, 20609), (2228, 19055), (2785, 15244), (3811, 11140), (5570, 7622)]