4991680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:857

約数の個数: 56

約数和(自身を含む): 12527280

約数和(自身を除く): 7535600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 821, 1216, 1520, 1642, 3040, 3284, 4105, 6080, 6568, 8210, 13136, 15599, 16420, 26272, 31198, 32840, 52544, 62396, 65680, 77995, 124792, 131360, 155990, 249584, 262720, 311980, 499168, 623960, 998336, 1247920, 2495840, 4991680]

約数ペア:

[(1, 4991680), (2, 2495840), (4, 1247920), (5, 998336), (8, 623960), (10, 499168), (16, 311980), (19, 262720), (20, 249584), (32, 155990), (38, 131360), (40, 124792), (64, 77995), (76, 65680), (80, 62396), (95, 52544), (152, 32840), (160, 31198), (190, 26272), (304, 16420), (320, 15599), (380, 13136), (608, 8210), (760, 6568), (821, 6080), (1216, 4105), (1520, 3284), (1642, 3040)]