42264380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{631}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 94602816

約数和(自身を除く): 52338436

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 197, 340, 394, 631, 788, 985, 1262, 1970, 2524, 3155, 3349, 3940, 6310, 6698, 10727, 12620, 13396, 16745, 21454, 33490, 42908, 53635, 66980, 107270, 124307, 214540, 248614, 497228, 621535, 1243070, 2113219, 2486140, 4226438, 8452876, 10566095, 21132190, 42264380]

約数ペア:

[(1, 42264380), (2, 21132190), (4, 10566095), (5, 8452876), (10, 4226438), (17, 2486140), (20, 2113219), (34, 1243070), (68, 621535), (85, 497228), (170, 248614), (197, 214540), (340, 124307), (394, 107270), (631, 66980), (788, 53635), (985, 42908), (1262, 33490), (1970, 21454), (2524, 16745), (3155, 13396), (3349, 12620), (3940, 10727), (6310, 6698)]