11985015280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{21401813}}^1$

素因数の和:21401833

約数の個数: 40

約数和(自身を含む): 31845899232

約数和(自身を除く): 19860883952

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 21401813, 42803626, 85607252, 107009065, 149812691, 171214504, 214018130, 299625382, 342429008, 428036260, 599250764, 749063455, 856072520, 1198501528, 1498126910, 1712145040, 2397003056, 2996253820, 5992507640, 11985015280]

約数ペア:

[(1, 11985015280), (2, 5992507640), (4, 2996253820), (5, 2397003056), (7, 1712145040), (8, 1498126910), (10, 1198501528), (14, 856072520), (16, 749063455), (20, 599250764), (28, 428036260), (35, 342429008), (40, 299625382), (56, 214018130), (70, 171214504), (80, 149812691), (112, 107009065), (140, 85607252), (280, 42803626), (560, 21401813)]