413699480

素因数分解:

$2^3\times 5^1\times {\mathrm{3203}}^1\times {\mathrm{3229}}^1$

素因数の和:6443

約数の個数: 32

約数和(自身を含む): 931402800

約数和(自身を除く): 517703320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3203, 3229, 6406, 6458, 12812, 12916, 16015, 16145, 25624, 25832, 32030, 32290, 64060, 64580, 128120, 129160, 10342487, 20684974, 41369948, 51712435, 82739896, 103424870, 206849740, 413699480]

約数ペア:

[(1, 413699480), (2, 206849740), (4, 103424870), (5, 82739896), (8, 51712435), (10, 41369948), (20, 20684974), (40, 10342487), (3203, 129160), (3229, 128120), (6406, 64580), (6458, 64060), (12812, 32290), (12916, 32030), (16015, 25832), (16145, 25624)]