15440692

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^2\times {\mathrm{37}}^1$

素因数の和:113

約数の個数: 54

約数和(自身を含む): 31113222

約数和(自身を除く): 15672530

約数列:

[1, 2, 4, 17, 19, 34, 37, 38, 68, 74, 76, 148, 289, 323, 361, 578, 629, 646, 703, 722, 1156, 1258, 1292, 1406, 1444, 2516, 2812, 5491, 6137, 10693, 10982, 11951, 12274, 13357, 21386, 21964, 23902, 24548, 26714, 42772, 47804, 53428, 104329, 203167, 208658, 227069, 406334, 417316, 454138, 812668, 908276, 3860173, 7720346, 15440692]

約数ペア:

[(1, 15440692), (2, 7720346), (4, 3860173), (17, 908276), (19, 812668), (34, 454138), (37, 417316), (38, 406334), (68, 227069), (74, 208658), (76, 203167), (148, 104329), (289, 53428), (323, 47804), (361, 42772), (578, 26714), (629, 24548), (646, 23902), (703, 21964), (722, 21386), (1156, 13357), (1258, 12274), (1292, 11951), (1406, 10982), (1444, 10693), (2516, 6137), (2812, 5491)]