22775990

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:416

約数の個数: 32

約数和(自身を含む): 41977440

約数和(自身を除く): 19201450

約数列:

[1, 2, 5, 10, 89, 157, 163, 178, 314, 326, 445, 785, 815, 890, 1570, 1630, 13973, 14507, 25591, 27946, 29014, 51182, 69865, 72535, 127955, 139730, 145070, 255910, 2277599, 4555198, 11387995, 22775990]

約数ペア:

[(1, 22775990), (2, 11387995), (5, 4555198), (10, 2277599), (89, 255910), (157, 145070), (163, 139730), (178, 127955), (314, 72535), (326, 69865), (445, 51182), (785, 29014), (815, 27946), (890, 25591), (1570, 14507), (1630, 13973)]