28361790

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3989}}^1$

素因数の和:4081

約数の個数: 48

約数和(自身を含む): 74692800

約数和(自身を除く): 46331010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 237, 395, 474, 711, 790, 1185, 1422, 2370, 3555, 3989, 7110, 7978, 11967, 19945, 23934, 35901, 39890, 59835, 71802, 119670, 179505, 315131, 359010, 630262, 945393, 1575655, 1890786, 2836179, 3151310, 4726965, 5672358, 9453930, 14180895, 28361790]

約数ペア:

[(1, 28361790), (2, 14180895), (3, 9453930), (5, 5672358), (6, 4726965), (9, 3151310), (10, 2836179), (15, 1890786), (18, 1575655), (30, 945393), (45, 630262), (79, 359010), (90, 315131), (158, 179505), (237, 119670), (395, 71802), (474, 59835), (711, 39890), (790, 35901), (1185, 23934), (1422, 19945), (2370, 11967), (3555, 7978), (3989, 7110)]