15584140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{5449}}^1$

素因数の和:5482

約数の個数: 48

約数和(自身を含む): 38455200

約数和(自身を除く): 22871060

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 220, 260, 286, 572, 715, 1430, 2860, 5449, 10898, 21796, 27245, 54490, 59939, 70837, 108980, 119878, 141674, 239756, 283348, 299695, 354185, 599390, 708370, 779207, 1198780, 1416740, 1558414, 3116828, 3896035, 7792070, 15584140]

約数ペア:

[(1, 15584140), (2, 7792070), (4, 3896035), (5, 3116828), (10, 1558414), (11, 1416740), (13, 1198780), (20, 779207), (22, 708370), (26, 599390), (44, 354185), (52, 299695), (55, 283348), (65, 239756), (110, 141674), (130, 119878), (143, 108980), (220, 70837), (260, 59939), (286, 54490), (572, 27245), (715, 21796), (1430, 10898), (2860, 5449)]