218293430

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{31319}}^1$

素因数の和:31384

約数の個数: 32

約数和(自身を含む): 426202560

約数和(自身を除く): 207909130

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 410, 697, 1394, 3485, 6970, 31319, 62638, 156595, 313190, 532423, 1064846, 1284079, 2568158, 2662115, 5324230, 6420395, 12840790, 21829343, 43658686, 109146715, 218293430]

約数ペア:

[(1, 218293430), (2, 109146715), (5, 43658686), (10, 21829343), (17, 12840790), (34, 6420395), (41, 5324230), (82, 2662115), (85, 2568158), (170, 1284079), (205, 1064846), (410, 532423), (697, 313190), (1394, 156595), (3485, 62638), (6970, 31319)]