40240905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{701}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 66718080

約数和(自身を除く): 26477175

約数列:

[1, 3, 5, 15, 43, 89, 129, 215, 267, 445, 645, 701, 1335, 2103, 3505, 3827, 10515, 11481, 19135, 30143, 57405, 62389, 90429, 150715, 187167, 311945, 452145, 935835, 2682727, 8048181, 13413635, 40240905]

約数ペア:

[(1, 40240905), (3, 13413635), (5, 8048181), (15, 2682727), (43, 935835), (89, 452145), (129, 311945), (215, 187167), (267, 150715), (445, 90429), (645, 62389), (701, 57405), (1335, 30143), (2103, 19135), (3505, 11481), (3827, 10515)]