745368290

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1699}}^1\times {\mathrm{2309}}^1$

素因数の和:4034

約数の個数: 32

約数和(自身を含む): 1413720000

約数和(自身を除く): 668351710

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1699, 2309, 3398, 4618, 8495, 11545, 16990, 23090, 32281, 43871, 64562, 87742, 161405, 219355, 322810, 438710, 3922991, 7845982, 19614955, 39229910, 74536829, 149073658, 372684145, 745368290]

約数ペア:

[(1, 745368290), (2, 372684145), (5, 149073658), (10, 74536829), (19, 39229910), (38, 19614955), (95, 7845982), (190, 3922991), (1699, 438710), (2309, 322810), (3398, 219355), (4618, 161405), (8495, 87742), (11545, 64562), (16990, 43871), (23090, 32281)]