31008760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40801}}^1$

素因数の和:40831

約数の個数: 32

約数和(自身を含む): 73443600

約数和(自身を除く): 42434840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 40801, 81602, 163204, 204005, 326408, 408010, 775219, 816020, 1550438, 1632040, 3100876, 3876095, 6201752, 7752190, 15504380, 31008760]

約数ペア:

[(1, 31008760), (2, 15504380), (4, 7752190), (5, 6201752), (8, 3876095), (10, 3100876), (19, 1632040), (20, 1550438), (38, 816020), (40, 775219), (76, 408010), (95, 326408), (152, 204005), (190, 163204), (380, 81602), (760, 40801)]