42425860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1151}}^1$

素因数の和:1276

約数の個数: 48

約数和(自身を含む): 94832640

約数和(自身を除く): 52406780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 97, 190, 194, 380, 388, 485, 970, 1151, 1843, 1940, 2302, 3686, 4604, 5755, 7372, 9215, 11510, 18430, 21869, 23020, 36860, 43738, 87476, 109345, 111647, 218690, 223294, 437380, 446588, 558235, 1116470, 2121293, 2232940, 4242586, 8485172, 10606465, 21212930, 42425860]

約数ペア:

[(1, 42425860), (2, 21212930), (4, 10606465), (5, 8485172), (10, 4242586), (19, 2232940), (20, 2121293), (38, 1116470), (76, 558235), (95, 446588), (97, 437380), (190, 223294), (194, 218690), (380, 111647), (388, 109345), (485, 87476), (970, 43738), (1151, 36860), (1843, 23020), (1940, 21869), (2302, 18430), (3686, 11510), (4604, 9215), (5755, 7372)]