28909830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{757}}^1$

素因数の和:853

約数の個数: 64

約数和(自身を含む): 74223360

約数和(自身を除く): 45313530

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 57, 67, 95, 114, 134, 190, 201, 285, 335, 402, 570, 670, 757, 1005, 1273, 1514, 2010, 2271, 2546, 3785, 3819, 4542, 6365, 7570, 7638, 11355, 12730, 14383, 19095, 22710, 28766, 38190, 43149, 50719, 71915, 86298, 101438, 143830, 152157, 215745, 253595, 304314, 431490, 507190, 760785, 963661, 1521570, 1927322, 2890983, 4818305, 5781966, 9636610, 14454915, 28909830]

約数ペア:

[(1, 28909830), (2, 14454915), (3, 9636610), (5, 5781966), (6, 4818305), (10, 2890983), (15, 1927322), (19, 1521570), (30, 963661), (38, 760785), (57, 507190), (67, 431490), (95, 304314), (114, 253595), (134, 215745), (190, 152157), (201, 143830), (285, 101438), (335, 86298), (402, 71915), (570, 50719), (670, 43149), (757, 38190), (1005, 28766), (1273, 22710), (1514, 19095), (2010, 14383), (2271, 12730), (2546, 11355), (3785, 7638), (3819, 7570), (4542, 6365)]