42642020

素因数分解:

$2^2\times 5^1\times {\mathrm{359}}^1\times {\mathrm{5939}}^1$

素因数の和:6307

約数の個数: 24

約数和(自身を含む): 89812800

約数和(自身を除く): 47170780

約数列:

[1, 2, 4, 5, 10, 20, 359, 718, 1436, 1795, 3590, 5939, 7180, 11878, 23756, 29695, 59390, 118780, 2132101, 4264202, 8528404, 10660505, 21321010, 42642020]

約数ペア:

[(1, 42642020), (2, 21321010), (4, 10660505), (5, 8528404), (10, 4264202), (20, 2132101), (359, 118780), (718, 59390), (1436, 29695), (1795, 23756), (3590, 11878), (5939, 7180)]