1252260880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1204097}}^1$

素因数の和:1204123

約数の個数: 40

約数和(自身を含む): 3135471192

約数和(自身を除く): 1883210312

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1204097, 2408194, 4816388, 6020485, 9632776, 12040970, 15653261, 19265552, 24081940, 31306522, 48163880, 62613044, 78266305, 96327760, 125226088, 156532610, 250452176, 313065220, 626130440, 1252260880]

約数ペア:

[(1, 1252260880), (2, 626130440), (4, 313065220), (5, 250452176), (8, 156532610), (10, 125226088), (13, 96327760), (16, 78266305), (20, 62613044), (26, 48163880), (40, 31306522), (52, 24081940), (65, 19265552), (80, 15653261), (104, 12040970), (130, 9632776), (208, 6020485), (260, 4816388), (520, 2408194), (1040, 1204097)]