12311960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9929}}^1$

素因数の和:9971

約数の個数: 32

約数和(自身を含む): 28598400

約数和(自身を除く): 16286440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 9929, 19858, 39716, 49645, 79432, 99290, 198580, 307799, 397160, 615598, 1231196, 1538995, 2462392, 3077990, 6155980, 12311960]

約数ペア:

[(1, 12311960), (2, 6155980), (4, 3077990), (5, 2462392), (8, 1538995), (10, 1231196), (20, 615598), (31, 397160), (40, 307799), (62, 198580), (124, 99290), (155, 79432), (248, 49645), (310, 39716), (620, 19858), (1240, 9929)]