15556740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11273}}^1$

素因数の和:11308

約数の個数: 48

約数和(自身を含む): 45456768

約数和(自身を除く): 29900028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 11273, 22546, 33819, 45092, 56365, 67638, 112730, 135276, 169095, 225460, 259279, 338190, 518558, 676380, 777837, 1037116, 1296395, 1555674, 2592790, 3111348, 3889185, 5185580, 7778370, 15556740]

約数ペア:

[(1, 15556740), (2, 7778370), (3, 5185580), (4, 3889185), (5, 3111348), (6, 2592790), (10, 1555674), (12, 1296395), (15, 1037116), (20, 777837), (23, 676380), (30, 518558), (46, 338190), (60, 259279), (69, 225460), (92, 169095), (115, 135276), (138, 112730), (230, 67638), (276, 56365), (345, 45092), (460, 33819), (690, 22546), (1380, 11273)]