39998170

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{557}}^1$

素因数の和:774

約数の個数: 32

約数和(自身を含む): 74245248

約数和(自身を除く): 34247078

約数列:

[1, 2, 5, 10, 43, 86, 167, 215, 334, 430, 557, 835, 1114, 1670, 2785, 5570, 7181, 14362, 23951, 35905, 47902, 71810, 93019, 119755, 186038, 239510, 465095, 930190, 3999817, 7999634, 19999085, 39998170]

約数ペア:

[(1, 39998170), (2, 19999085), (5, 7999634), (10, 3999817), (43, 930190), (86, 465095), (167, 239510), (215, 186038), (334, 119755), (430, 93019), (557, 71810), (835, 47902), (1114, 35905), (1670, 23951), (2785, 14362), (5570, 7181)]