4889690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1297}}^1$

素因数の和:1346

約数の個数: 32

約数和(自身を含む): 9812880

約数和(自身を除く): 4923190

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1297, 1885, 2594, 3770, 6485, 12970, 16861, 33722, 37613, 75226, 84305, 168610, 188065, 376130, 488969, 977938, 2444845, 4889690]

約数ペア:

[(1, 4889690), (2, 2444845), (5, 977938), (10, 488969), (13, 376130), (26, 188065), (29, 168610), (58, 84305), (65, 75226), (130, 37613), (145, 33722), (290, 16861), (377, 12970), (754, 6485), (1297, 3770), (1885, 2594)]