123480028

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{3709}}^1$

素因数の和:3790

約数の個数: 48

約数和(自身を含む): 261777600

約数和(自身を除く): 138297572

約数列:

[1, 2, 4, 7, 14, 28, 29, 41, 58, 82, 116, 164, 203, 287, 406, 574, 812, 1148, 1189, 2378, 3709, 4756, 7418, 8323, 14836, 16646, 25963, 33292, 51926, 103852, 107561, 152069, 215122, 304138, 430244, 608276, 752927, 1064483, 1505854, 2128966, 3011708, 4257932, 4410001, 8820002, 17640004, 30870007, 61740014, 123480028]

約数ペア:

[(1, 123480028), (2, 61740014), (4, 30870007), (7, 17640004), (14, 8820002), (28, 4410001), (29, 4257932), (41, 3011708), (58, 2128966), (82, 1505854), (116, 1064483), (164, 752927), (203, 608276), (287, 430244), (406, 304138), (574, 215122), (812, 152069), (1148, 107561), (1189, 103852), (2378, 51926), (3709, 33292), (4756, 25963), (7418, 16646), (8323, 14836)]