16409080

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{409}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 39852000

約数和(自身を除く): 23442920

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 59, 68, 85, 118, 136, 170, 236, 295, 340, 409, 472, 590, 680, 818, 1003, 1180, 1636, 2006, 2045, 2360, 3272, 4012, 4090, 5015, 6953, 8024, 8180, 10030, 13906, 16360, 20060, 24131, 27812, 34765, 40120, 48262, 55624, 69530, 96524, 120655, 139060, 193048, 241310, 278120, 410227, 482620, 820454, 965240, 1640908, 2051135, 3281816, 4102270, 8204540, 16409080]

約数ペア:

[(1, 16409080), (2, 8204540), (4, 4102270), (5, 3281816), (8, 2051135), (10, 1640908), (17, 965240), (20, 820454), (34, 482620), (40, 410227), (59, 278120), (68, 241310), (85, 193048), (118, 139060), (136, 120655), (170, 96524), (236, 69530), (295, 55624), (340, 48262), (409, 40120), (472, 34765), (590, 27812), (680, 24131), (818, 20060), (1003, 16360), (1180, 13906), (1636, 10030), (2006, 8180), (2045, 8024), (2360, 6953), (3272, 5015), (4012, 4090)]