1284536240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1235131}}^1$

素因数の和:1235157

約数の個数: 40

約数和(自身を含む): 3216283728

約数和(自身を除く): 1931747488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 1235131, 2470262, 4940524, 6175655, 9881048, 12351310, 16056703, 19762096, 24702620, 32113406, 49405240, 64226812, 80283515, 98810480, 128453624, 160567030, 256907248, 321134060, 642268120, 1284536240]

約数ペア:

[(1, 1284536240), (2, 642268120), (4, 321134060), (5, 256907248), (8, 160567030), (10, 128453624), (13, 98810480), (16, 80283515), (20, 64226812), (26, 49405240), (40, 32113406), (52, 24702620), (65, 19762096), (80, 16056703), (104, 12351310), (130, 9881048), (208, 6175655), (260, 4940524), (520, 2470262), (1040, 1235131)]