8503640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 20563200

約数和(自身を除く): 12059560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 67, 76, 95, 134, 152, 167, 190, 268, 334, 335, 380, 536, 668, 670, 760, 835, 1273, 1336, 1340, 1670, 2546, 2680, 3173, 3340, 5092, 6346, 6365, 6680, 10184, 11189, 12692, 12730, 15865, 22378, 25384, 25460, 31730, 44756, 50920, 55945, 63460, 89512, 111890, 126920, 212591, 223780, 425182, 447560, 850364, 1062955, 1700728, 2125910, 4251820, 8503640]

約数ペア:

[(1, 8503640), (2, 4251820), (4, 2125910), (5, 1700728), (8, 1062955), (10, 850364), (19, 447560), (20, 425182), (38, 223780), (40, 212591), (67, 126920), (76, 111890), (95, 89512), (134, 63460), (152, 55945), (167, 50920), (190, 44756), (268, 31730), (334, 25460), (335, 25384), (380, 22378), (536, 15865), (668, 12730), (670, 12692), (760, 11189), (835, 10184), (1273, 6680), (1336, 6365), (1340, 6346), (1670, 5092), (2546, 3340), (2680, 3173)]