18863160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{823}}^1$

素因数の和:1028

約数の個数: 64

約数和(自身を含む): 56954880

約数和(自身を除く): 38091720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 191, 382, 573, 764, 823, 955, 1146, 1528, 1646, 1910, 2292, 2469, 2865, 3292, 3820, 4115, 4584, 4938, 5730, 6584, 7640, 8230, 9876, 11460, 12345, 16460, 19752, 22920, 24690, 32920, 49380, 98760, 157193, 314386, 471579, 628772, 785965, 943158, 1257544, 1571930, 1886316, 2357895, 3143860, 3772632, 4715790, 6287720, 9431580, 18863160]

約数ペア:

[(1, 18863160), (2, 9431580), (3, 6287720), (4, 4715790), (5, 3772632), (6, 3143860), (8, 2357895), (10, 1886316), (12, 1571930), (15, 1257544), (20, 943158), (24, 785965), (30, 628772), (40, 471579), (60, 314386), (120, 157193), (191, 98760), (382, 49380), (573, 32920), (764, 24690), (823, 22920), (955, 19752), (1146, 16460), (1528, 12345), (1646, 11460), (1910, 9876), (2292, 8230), (2469, 7640), (2865, 6584), (3292, 5730), (3820, 4938), (4115, 4584)]