26980910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4021}}^1$

素因数の和:4100

約数の個数: 32

約数和(自身を含む): 53862624

約数和(自身を除く): 26881714

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 3355, 4021, 6710, 8042, 20105, 40210, 44231, 88462, 221155, 245281, 442310, 490562, 1226405, 2452810, 2698091, 5396182, 13490455, 26980910]

約数ペア:

[(1, 26980910), (2, 13490455), (5, 5396182), (10, 2698091), (11, 2452810), (22, 1226405), (55, 490562), (61, 442310), (110, 245281), (122, 221155), (305, 88462), (610, 44231), (671, 40210), (1342, 20105), (3355, 8042), (4021, 6710)]