89898340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{91733}}^1$

素因数の和:91756

約数の個数: 36

約数和(自身を含む): 219611196

約数和(自身を除く): 129712856

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 91733, 183466, 366932, 458665, 642131, 917330, 1284262, 1834660, 2568524, 3210655, 4494917, 6421310, 8989834, 12842620, 17979668, 22474585, 44949170, 89898340]

約数ペア:

[(1, 89898340), (2, 44949170), (4, 22474585), (5, 17979668), (7, 12842620), (10, 8989834), (14, 6421310), (20, 4494917), (28, 3210655), (35, 2568524), (49, 1834660), (70, 1284262), (98, 917330), (140, 642131), (196, 458665), (245, 366932), (490, 183466), (980, 91733)]