28738830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 73359360

約数和(自身を除く): 44620530

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 95, 114, 127, 190, 254, 285, 381, 397, 570, 635, 762, 794, 1191, 1270, 1905, 1985, 2382, 2413, 3810, 3970, 4826, 5955, 7239, 7543, 11910, 12065, 14478, 15086, 22629, 24130, 36195, 37715, 45258, 50419, 72390, 75430, 100838, 113145, 151257, 226290, 252095, 302514, 504190, 756285, 957961, 1512570, 1915922, 2873883, 4789805, 5747766, 9579610, 14369415, 28738830]

約数ペア:

[(1, 28738830), (2, 14369415), (3, 9579610), (5, 5747766), (6, 4789805), (10, 2873883), (15, 1915922), (19, 1512570), (30, 957961), (38, 756285), (57, 504190), (95, 302514), (114, 252095), (127, 226290), (190, 151257), (254, 113145), (285, 100838), (381, 75430), (397, 72390), (570, 50419), (635, 45258), (762, 37715), (794, 36195), (1191, 24130), (1270, 22629), (1905, 15086), (1985, 14478), (2382, 12065), (2413, 11910), (3810, 7543), (3970, 7239), (4826, 5955)]