30955480

素因数分解:

$2^3\times 5^1\times {\mathrm{797}}^1\times {\mathrm{971}}^1$

素因数の和:1779

約数の個数: 32

約数和(自身を含む): 69809040

約数和(自身を除く): 38853560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 797, 971, 1594, 1942, 3188, 3884, 3985, 4855, 6376, 7768, 7970, 9710, 15940, 19420, 31880, 38840, 773887, 1547774, 3095548, 3869435, 6191096, 7738870, 15477740, 30955480]

約数ペア:

[(1, 30955480), (2, 15477740), (4, 7738870), (5, 6191096), (8, 3869435), (10, 3095548), (20, 1547774), (40, 773887), (797, 38840), (971, 31880), (1594, 19420), (1942, 15940), (3188, 9710), (3884, 7970), (3985, 7768), (4855, 6376)]