16558340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1628

約数の個数: 48

約数和(自身を含む): 38029824

約数和(自身を除く): 21471484

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 1571, 2108, 2635, 3142, 5270, 6284, 7855, 10540, 15710, 26707, 31420, 48701, 53414, 97402, 106828, 133535, 194804, 243505, 267070, 487010, 534140, 827917, 974020, 1655834, 3311668, 4139585, 8279170, 16558340]

約数ペア:

[(1, 16558340), (2, 8279170), (4, 4139585), (5, 3311668), (10, 1655834), (17, 974020), (20, 827917), (31, 534140), (34, 487010), (62, 267070), (68, 243505), (85, 194804), (124, 133535), (155, 106828), (170, 97402), (310, 53414), (340, 48701), (527, 31420), (620, 26707), (1054, 15710), (1571, 10540), (2108, 7855), (2635, 6284), (3142, 5270)]