896356240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{861881}}^1$

素因数の和:861907

約数の個数: 40

約数和(自身を含む): 2244340728

約数和(自身を除く): 1347984488

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 861881, 1723762, 3447524, 4309405, 6895048, 8618810, 11204453, 13790096, 17237620, 22408906, 34475240, 44817812, 56022265, 68950480, 89635624, 112044530, 179271248, 224089060, 448178120, 896356240]

約数ペア:

[(1, 896356240), (2, 448178120), (4, 224089060), (5, 179271248), (8, 112044530), (10, 89635624), (13, 68950480), (16, 56022265), (20, 44817812), (26, 34475240), (40, 22408906), (52, 17237620), (65, 13790096), (80, 11204453), (104, 8618810), (130, 6895048), (208, 4309405), (260, 3447524), (520, 1723762), (1040, 861881)]