123253040

素因数分解:

$2^4\times 5^1\times {\mathrm{419}}^1\times {\mathrm{3677}}^1$

素因数の和:4109

約数の個数: 40

約数和(自身を含む): 287325360

約数和(自身を除く): 164072320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 419, 838, 1676, 2095, 3352, 3677, 4190, 6704, 7354, 8380, 14708, 16760, 18385, 29416, 33520, 36770, 58832, 73540, 147080, 294160, 1540663, 3081326, 6162652, 7703315, 12325304, 15406630, 24650608, 30813260, 61626520, 123253040]

約数ペア:

[(1, 123253040), (2, 61626520), (4, 30813260), (5, 24650608), (8, 15406630), (10, 12325304), (16, 7703315), (20, 6162652), (40, 3081326), (80, 1540663), (419, 294160), (838, 147080), (1676, 73540), (2095, 58832), (3352, 36770), (3677, 33520), (4190, 29416), (6704, 18385), (7354, 16760), (8380, 14708)]