20021230

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{461}}^1$

素因数の和:612

約数の個数: 32

約数和(自身を含む): 37322208

約数和(自身を除く): 17300978

約数列:

[1, 2, 5, 10, 43, 86, 101, 202, 215, 430, 461, 505, 922, 1010, 2305, 4343, 4610, 8686, 19823, 21715, 39646, 43430, 46561, 93122, 99115, 198230, 232805, 465610, 2002123, 4004246, 10010615, 20021230]

約数ペア:

[(1, 20021230), (2, 10010615), (5, 4004246), (10, 2002123), (43, 465610), (86, 232805), (101, 198230), (202, 99115), (215, 93122), (430, 46561), (461, 43430), (505, 39646), (922, 21715), (1010, 19823), (2305, 8686), (4343, 4610)]