38399480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4729}}^1$

素因数の和:4776

約数の個数: 64

約数和(自身を含む): 102168000

約数和(自身を除く): 63768520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 4729, 8120, 9458, 18916, 23645, 33103, 37832, 47290, 66206, 94580, 132412, 137141, 165515, 189160, 264824, 274282, 331030, 548564, 662060, 685705, 959987, 1097128, 1324120, 1371410, 1919974, 2742820, 3839948, 4799935, 5485640, 7679896, 9599870, 19199740, 38399480]

約数ペア:

[(1, 38399480), (2, 19199740), (4, 9599870), (5, 7679896), (7, 5485640), (8, 4799935), (10, 3839948), (14, 2742820), (20, 1919974), (28, 1371410), (29, 1324120), (35, 1097128), (40, 959987), (56, 685705), (58, 662060), (70, 548564), (116, 331030), (140, 274282), (145, 264824), (203, 189160), (232, 165515), (280, 137141), (290, 132412), (406, 94580), (580, 66206), (812, 47290), (1015, 37832), (1160, 33103), (1624, 23645), (2030, 18916), (4060, 9458), (4729, 8120)]