11161240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9001}}^1$

素因数の和:9043

約数の個数: 32

約数和(自身を含む): 25925760

約数和(自身を除く): 14764520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 9001, 18002, 36004, 45005, 72008, 90010, 180020, 279031, 360040, 558062, 1116124, 1395155, 2232248, 2790310, 5580620, 11161240]

約数ペア:

[(1, 11161240), (2, 5580620), (4, 2790310), (5, 2232248), (8, 1395155), (10, 1116124), (20, 558062), (31, 360040), (40, 279031), (62, 180020), (124, 90010), (155, 72008), (248, 45005), (310, 36004), (620, 18002), (1240, 9001)]