38480054020

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{359}}^1\times {\mathrm{144847}}^1$

素因数の和:145252

約数の個数: 48

約数和(自身を含む): 83223866880

約数和(自身を除く): 44743812860

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 359, 370, 718, 740, 1436, 1795, 3590, 7180, 13283, 26566, 53132, 66415, 132830, 144847, 265660, 289694, 579388, 724235, 1448470, 2896940, 5359339, 10718678, 21437356, 26796695, 52000073, 53593390, 104000146, 107186780, 208000292, 260000365, 520000730, 1040001460, 1924002701, 3848005402, 7696010804, 9620013505, 19240027010, 38480054020]

約数ペア:

[(1, 38480054020), (2, 19240027010), (4, 9620013505), (5, 7696010804), (10, 3848005402), (20, 1924002701), (37, 1040001460), (74, 520000730), (148, 260000365), (185, 208000292), (359, 107186780), (370, 104000146), (718, 53593390), (740, 52000073), (1436, 26796695), (1795, 21437356), (3590, 10718678), (7180, 5359339), (13283, 2896940), (26566, 1448470), (53132, 724235), (66415, 579388), (132830, 289694), (144847, 265660)]