40974860

素因数分解:

$2^2\times 5^1\times {\mathrm{1229}}^1\times {\mathrm{1667}}^1$

素因数の和:2905

約数の個数: 24

約数和(自身を含む): 86168880

約数和(自身を除く): 45194020

約数列:

[1, 2, 4, 5, 10, 20, 1229, 1667, 2458, 3334, 4916, 6145, 6668, 8335, 12290, 16670, 24580, 33340, 2048743, 4097486, 8194972, 10243715, 20487430, 40974860]

約数ペア:

[(1, 40974860), (2, 20487430), (4, 10243715), (5, 8194972), (10, 4097486), (20, 2048743), (1229, 33340), (1667, 24580), (2458, 16670), (3334, 12290), (4916, 8335), (6145, 6668)]