28314620

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{461}}^1$

素因数の和:590

約数の個数: 48

約数和(自身を含む): 61937568

約数和(自身を除く): 33622948

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 83, 148, 166, 185, 332, 370, 415, 461, 740, 830, 922, 1660, 1844, 2305, 3071, 4610, 6142, 9220, 12284, 15355, 17057, 30710, 34114, 38263, 61420, 68228, 76526, 85285, 153052, 170570, 191315, 341140, 382630, 765260, 1415731, 2831462, 5662924, 7078655, 14157310, 28314620]

約数ペア:

[(1, 28314620), (2, 14157310), (4, 7078655), (5, 5662924), (10, 2831462), (20, 1415731), (37, 765260), (74, 382630), (83, 341140), (148, 191315), (166, 170570), (185, 153052), (332, 85285), (370, 76526), (415, 68228), (461, 61420), (740, 38263), (830, 34114), (922, 30710), (1660, 17057), (1844, 15355), (2305, 12284), (3071, 9220), (4610, 6142)]