201639140

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{827}}^1$

素因数の和:1076

約数の個数: 48

約数和(自身を含む): 432335232

約数和(自身を除く): 230696092

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 167, 292, 334, 365, 668, 730, 827, 835, 1460, 1654, 1670, 3308, 3340, 4135, 8270, 12191, 16540, 24382, 48764, 60371, 60955, 120742, 121910, 138109, 241484, 243820, 276218, 301855, 552436, 603710, 690545, 1207420, 1381090, 2762180, 10081957, 20163914, 40327828, 50409785, 100819570, 201639140]

約数ペア:

[(1, 201639140), (2, 100819570), (4, 50409785), (5, 40327828), (10, 20163914), (20, 10081957), (73, 2762180), (146, 1381090), (167, 1207420), (292, 690545), (334, 603710), (365, 552436), (668, 301855), (730, 276218), (827, 243820), (835, 241484), (1460, 138109), (1654, 121910), (1670, 120742), (3308, 60955), (3340, 60371), (4135, 48764), (8270, 24382), (12191, 16540)]