22875140

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{397}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 50014272

約数和(自身を除く): 27139132

約数列:

[1, 2, 4, 5, 10, 20, 43, 67, 86, 134, 172, 215, 268, 335, 397, 430, 670, 794, 860, 1340, 1588, 1985, 2881, 3970, 5762, 7940, 11524, 14405, 17071, 26599, 28810, 34142, 53198, 57620, 68284, 85355, 106396, 132995, 170710, 265990, 341420, 531980, 1143757, 2287514, 4575028, 5718785, 11437570, 22875140]

約数ペア:

[(1, 22875140), (2, 11437570), (4, 5718785), (5, 4575028), (10, 2287514), (20, 1143757), (43, 531980), (67, 341420), (86, 265990), (134, 170710), (172, 132995), (215, 106396), (268, 85355), (335, 68284), (397, 57620), (430, 53198), (670, 34142), (794, 28810), (860, 26599), (1340, 17071), (1588, 14405), (1985, 11524), (2881, 7940), (3970, 5762)]