2510778820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{393539}}^1$

素因数の和:393588

約数の個数: 48

約数和(自身を含む): 5950324800

約数和(自身を除く): 3439545980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 44, 55, 58, 110, 116, 145, 220, 290, 319, 580, 638, 1276, 1595, 3190, 6380, 393539, 787078, 1574156, 1967695, 3935390, 4328929, 7870780, 8657858, 11412631, 17315716, 21644645, 22825262, 43289290, 45650524, 57063155, 86578580, 114126310, 125538941, 228252620, 251077882, 502155764, 627694705, 1255389410, 2510778820]

約数ペア:

[(1, 2510778820), (2, 1255389410), (4, 627694705), (5, 502155764), (10, 251077882), (11, 228252620), (20, 125538941), (22, 114126310), (29, 86578580), (44, 57063155), (55, 45650524), (58, 43289290), (110, 22825262), (116, 21644645), (145, 17315716), (220, 11412631), (290, 8657858), (319, 7870780), (580, 4328929), (638, 3935390), (1276, 1967695), (1595, 1574156), (3190, 787078), (6380, 393539)]