15557660

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1091}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 35223552

約数和(自身を除く): 19665892

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1091, 1426, 2182, 2852, 3565, 4364, 5455, 7130, 10910, 14260, 21820, 25093, 33821, 50186, 67642, 100372, 125465, 135284, 169105, 250930, 338210, 501860, 676420, 777883, 1555766, 3111532, 3889415, 7778830, 15557660]

約数ペア:

[(1, 15557660), (2, 7778830), (4, 3889415), (5, 3111532), (10, 1555766), (20, 777883), (23, 676420), (31, 501860), (46, 338210), (62, 250930), (92, 169105), (115, 135284), (124, 125465), (155, 100372), (230, 67642), (310, 50186), (460, 33821), (620, 25093), (713, 21820), (1091, 14260), (1426, 10910), (2182, 7130), (2852, 5455), (3565, 4364)]