19496600

素因数分解:

$2^3\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1460

約数の個数: 48

約数和(自身を含む): 46001520

約数和(自身を除く): 26504920

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 71, 100, 142, 200, 284, 355, 568, 710, 1373, 1420, 1775, 2746, 2840, 3550, 5492, 6865, 7100, 10984, 13730, 14200, 27460, 34325, 54920, 68650, 97483, 137300, 194966, 274600, 389932, 487415, 779864, 974830, 1949660, 2437075, 3899320, 4874150, 9748300, 19496600]

約数ペア:

[(1, 19496600), (2, 9748300), (4, 4874150), (5, 3899320), (8, 2437075), (10, 1949660), (20, 974830), (25, 779864), (40, 487415), (50, 389932), (71, 274600), (100, 194966), (142, 137300), (200, 97483), (284, 68650), (355, 54920), (568, 34325), (710, 27460), (1373, 14200), (1420, 13730), (1775, 10984), (2746, 7100), (2840, 6865), (3550, 5492)]