445236460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{9421}}^1$

素因数の和:9586

約数の個数: 48

約数和(自身を含む): 997224480

約数和(自身を除く): 551988020

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 695, 1390, 2363, 2780, 4726, 9421, 9452, 11815, 18842, 23630, 37684, 47105, 47260, 94210, 160157, 188420, 320314, 640628, 800785, 1309519, 1601570, 2619038, 3203140, 5238076, 6547595, 13095190, 22261823, 26190380, 44523646, 89047292, 111309115, 222618230, 445236460]

約数ペア:

[(1, 445236460), (2, 222618230), (4, 111309115), (5, 89047292), (10, 44523646), (17, 26190380), (20, 22261823), (34, 13095190), (68, 6547595), (85, 5238076), (139, 3203140), (170, 2619038), (278, 1601570), (340, 1309519), (556, 800785), (695, 640628), (1390, 320314), (2363, 188420), (2780, 160157), (4726, 94210), (9421, 47260), (9452, 47105), (11815, 37684), (18842, 23630)]