15479420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{991}}^1$

素因数の和:1082

約数の個数: 48

約数和(自身を含む): 35997696

約数和(自身を除く): 20518276

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 142, 220, 284, 355, 710, 781, 991, 1420, 1562, 1982, 3124, 3905, 3964, 4955, 7810, 9910, 10901, 15620, 19820, 21802, 43604, 54505, 70361, 109010, 140722, 218020, 281444, 351805, 703610, 773971, 1407220, 1547942, 3095884, 3869855, 7739710, 15479420]

約数ペア:

[(1, 15479420), (2, 7739710), (4, 3869855), (5, 3095884), (10, 1547942), (11, 1407220), (20, 773971), (22, 703610), (44, 351805), (55, 281444), (71, 218020), (110, 140722), (142, 109010), (220, 70361), (284, 54505), (355, 43604), (710, 21802), (781, 19820), (991, 15620), (1420, 10901), (1562, 9910), (1982, 7810), (3124, 4955), (3905, 3964)]