2019413840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{870437}}^1$

素因数の和:870479

約数の個数: 40

約数和(自身を含む): 4857044040

約数和(自身を除く): 2837630200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 870437, 1740874, 3481748, 4352185, 6963496, 8704370, 13926992, 17408740, 25242673, 34817480, 50485346, 69634960, 100970692, 126213365, 201941384, 252426730, 403882768, 504853460, 1009706920, 2019413840]

約数ペア:

[(1, 2019413840), (2, 1009706920), (4, 504853460), (5, 403882768), (8, 252426730), (10, 201941384), (16, 126213365), (20, 100970692), (29, 69634960), (40, 50485346), (58, 34817480), (80, 25242673), (116, 17408740), (145, 13926992), (232, 8704370), (290, 6963496), (464, 4352185), (580, 3481748), (1160, 1740874), (2320, 870437)]