31820293240

素因数分解:

$2^3\times 5^1\times {\mathrm{9679}}^1\times {\mathrm{82189}}^1$

素因数の和:91879

約数の個数: 32

約数和(自身を含む): 71603928000

約数和(自身を除く): 39783634760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9679, 19358, 38716, 48395, 77432, 82189, 96790, 164378, 193580, 328756, 387160, 410945, 657512, 821890, 1643780, 3287560, 795507331, 1591014662, 3182029324, 3977536655, 6364058648, 7955073310, 15910146620, 31820293240]

約数ペア:

[(1, 31820293240), (2, 15910146620), (4, 7955073310), (5, 6364058648), (8, 3977536655), (10, 3182029324), (20, 1591014662), (40, 795507331), (9679, 3287560), (19358, 1643780), (38716, 821890), (48395, 657512), (77432, 410945), (82189, 387160), (96790, 328756), (164378, 193580)]