15661094840

素因数分解:

$2^3\times 5^1\times {\mathrm{22159}}^1\times {\mathrm{17669}}^1$

素因数の和:39839

約数の個数: 32

約数和(自身を含む): 35241048000

約数和(自身を除く): 19579953160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 17669, 22159, 35338, 44318, 70676, 88345, 88636, 110795, 141352, 176690, 177272, 221590, 353380, 443180, 706760, 886360, 391527371, 783054742, 1566109484, 1957636855, 3132218968, 3915273710, 7830547420, 15661094840]

約数ペア:

[(1, 15661094840), (2, 7830547420), (4, 3915273710), (5, 3132218968), (8, 1957636855), (10, 1566109484), (20, 783054742), (40, 391527371), (17669, 886360), (22159, 706760), (35338, 443180), (44318, 353380), (70676, 221590), (88345, 177272), (88636, 176690), (110795, 141352)]