40258040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{811}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 97342560

約数和(自身を除く): 57084520

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 73, 85, 136, 146, 170, 292, 340, 365, 584, 680, 730, 811, 1241, 1460, 1622, 2482, 2920, 3244, 4055, 4964, 6205, 6488, 8110, 9928, 12410, 13787, 16220, 24820, 27574, 32440, 49640, 55148, 59203, 68935, 110296, 118406, 137870, 236812, 275740, 296015, 473624, 551480, 592030, 1006451, 1184060, 2012902, 2368120, 4025804, 5032255, 8051608, 10064510, 20129020, 40258040]

約数ペア:

[(1, 40258040), (2, 20129020), (4, 10064510), (5, 8051608), (8, 5032255), (10, 4025804), (17, 2368120), (20, 2012902), (34, 1184060), (40, 1006451), (68, 592030), (73, 551480), (85, 473624), (136, 296015), (146, 275740), (170, 236812), (292, 137870), (340, 118406), (365, 110296), (584, 68935), (680, 59203), (730, 55148), (811, 49640), (1241, 32440), (1460, 27574), (1622, 24820), (2482, 16220), (2920, 13787), (3244, 12410), (4055, 9928), (4964, 8110), (6205, 6488)]