2018045380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{823}}^1\times {\mathrm{9431}}^1$

素因数の和:10276

約数の個数: 48

約数和(自身を含む): 4569917184

約数和(自身を除く): 2551871804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 823, 1646, 3292, 4115, 8230, 9431, 10699, 16460, 18862, 21398, 37724, 42796, 47155, 53495, 94310, 106990, 122603, 188620, 213980, 245206, 490412, 613015, 1226030, 2452060, 7761713, 15523426, 31046852, 38808565, 77617130, 100902269, 155234260, 201804538, 403609076, 504511345, 1009022690, 2018045380]

約数ペア:

[(1, 2018045380), (2, 1009022690), (4, 504511345), (5, 403609076), (10, 201804538), (13, 155234260), (20, 100902269), (26, 77617130), (52, 38808565), (65, 31046852), (130, 15523426), (260, 7761713), (823, 2452060), (1646, 1226030), (3292, 613015), (4115, 490412), (8230, 245206), (9431, 213980), (10699, 188620), (16460, 122603), (18862, 106990), (21398, 94310), (37724, 53495), (42796, 47155)]