40130818

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{709}}^1$

素因数の和:1042

約数の個数: 32

約数和(自身を含む): 74430720

約数和(自身を除く): 34299902

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 311, 622, 709, 1418, 2177, 4043, 4354, 4963, 8086, 9217, 9926, 18434, 28301, 56602, 64519, 129038, 220499, 440998, 1543493, 2866487, 3086986, 5732974, 20065409, 40130818]

約数ペア:

[(1, 40130818), (2, 20065409), (7, 5732974), (13, 3086986), (14, 2866487), (26, 1543493), (91, 440998), (182, 220499), (311, 129038), (622, 64519), (709, 56602), (1418, 28301), (2177, 18434), (4043, 9926), (4354, 9217), (4963, 8086)]