88154140

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{191}}^1\times {\mathrm{491}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 190439424

約数和(自身を除く): 102285284

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 191, 235, 382, 470, 491, 764, 940, 955, 982, 1910, 1964, 2455, 3820, 4910, 8977, 9820, 17954, 23077, 35908, 44885, 46154, 89770, 92308, 93781, 115385, 179540, 187562, 230770, 375124, 461540, 468905, 937810, 1875620, 4407707, 8815414, 17630828, 22038535, 44077070, 88154140]

約数ペア:

[(1, 88154140), (2, 44077070), (4, 22038535), (5, 17630828), (10, 8815414), (20, 4407707), (47, 1875620), (94, 937810), (188, 468905), (191, 461540), (235, 375124), (382, 230770), (470, 187562), (491, 179540), (764, 115385), (940, 93781), (955, 92308), (982, 89770), (1910, 46154), (1964, 44885), (2455, 35908), (3820, 23077), (4910, 17954), (8977, 9820)]