1628958860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{367}}^1\times {\mathrm{7159}}^1$

素因数の和:7566

約数の個数: 48

約数和(自身を含む): 3541278720

約数和(自身を除く): 1912319860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 367, 620, 734, 1468, 1835, 3670, 7159, 7340, 11377, 14318, 22754, 28636, 35795, 45508, 56885, 71590, 113770, 143180, 221929, 227540, 443858, 887716, 1109645, 2219290, 2627353, 4438580, 5254706, 10509412, 13136765, 26273530, 52547060, 81447943, 162895886, 325791772, 407239715, 814479430, 1628958860]

約数ペア:

[(1, 1628958860), (2, 814479430), (4, 407239715), (5, 325791772), (10, 162895886), (20, 81447943), (31, 52547060), (62, 26273530), (124, 13136765), (155, 10509412), (310, 5254706), (367, 4438580), (620, 2627353), (734, 2219290), (1468, 1109645), (1835, 887716), (3670, 443858), (7159, 227540), (7340, 221929), (11377, 143180), (14318, 113770), (22754, 71590), (28636, 56885), (35795, 45508)]