42020420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{5573}}^1$

素因数の和:5624

約数の個数: 48

約数和(自身を含む): 98325360

約数和(自身を除く): 56304940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1885, 3770, 5573, 7540, 11146, 22292, 27865, 55730, 72449, 111460, 144898, 161617, 289796, 323234, 362245, 646468, 724490, 808085, 1448980, 1616170, 2101021, 3232340, 4202042, 8404084, 10505105, 21010210, 42020420]

約数ペア:

[(1, 42020420), (2, 21010210), (4, 10505105), (5, 8404084), (10, 4202042), (13, 3232340), (20, 2101021), (26, 1616170), (29, 1448980), (52, 808085), (58, 724490), (65, 646468), (116, 362245), (130, 323234), (145, 289796), (260, 161617), (290, 144898), (377, 111460), (580, 72449), (754, 55730), (1508, 27865), (1885, 22292), (3770, 11146), (5573, 7540)]