126173680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83009}}^1$

素因数の和:83041

約数の個数: 40

約数和(自身を含む): 308797200

約数和(自身を除く): 182623520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 83009, 166018, 332036, 415045, 664072, 830090, 1328144, 1577171, 1660180, 3154342, 3320360, 6308684, 6640720, 7885855, 12617368, 15771710, 25234736, 31543420, 63086840, 126173680]

約数ペア:

[(1, 126173680), (2, 63086840), (4, 31543420), (5, 25234736), (8, 15771710), (10, 12617368), (16, 7885855), (19, 6640720), (20, 6308684), (38, 3320360), (40, 3154342), (76, 1660180), (80, 1577171), (95, 1328144), (152, 830090), (190, 664072), (304, 415045), (380, 332036), (760, 166018), (1520, 83009)]