40285780

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{673}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 87981264

約数和(自身を除く): 47695484

約数列:

[1, 2, 4, 5, 10, 20, 41, 73, 82, 146, 164, 205, 292, 365, 410, 673, 730, 820, 1346, 1460, 2692, 2993, 3365, 5986, 6730, 11972, 13460, 14965, 27593, 29930, 49129, 55186, 59860, 98258, 110372, 137965, 196516, 245645, 275930, 491290, 551860, 982580, 2014289, 4028578, 8057156, 10071445, 20142890, 40285780]

約数ペア:

[(1, 40285780), (2, 20142890), (4, 10071445), (5, 8057156), (10, 4028578), (20, 2014289), (41, 982580), (73, 551860), (82, 491290), (146, 275930), (164, 245645), (205, 196516), (292, 137965), (365, 110372), (410, 98258), (673, 59860), (730, 55186), (820, 49129), (1346, 29930), (1460, 27593), (2692, 14965), (2993, 13460), (3365, 11972), (5986, 6730)]