405346020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{293729}}^1$

素因数の和:293764

約数の個数: 48

約数和(自身を含む): 1184319360

約数和(自身を除く): 778973340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 293729, 587458, 881187, 1174916, 1468645, 1762374, 2937290, 3524748, 4405935, 5874580, 6755767, 8811870, 13511534, 17623740, 20267301, 27023068, 33778835, 40534602, 67557670, 81069204, 101336505, 135115340, 202673010, 405346020]

約数ペア:

[(1, 405346020), (2, 202673010), (3, 135115340), (4, 101336505), (5, 81069204), (6, 67557670), (10, 40534602), (12, 33778835), (15, 27023068), (20, 20267301), (23, 17623740), (30, 13511534), (46, 8811870), (60, 6755767), (69, 5874580), (92, 4405935), (115, 3524748), (138, 2937290), (230, 1762374), (276, 1468645), (345, 1174916), (460, 881187), (690, 587458), (1380, 293729)]