48587720

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{19913}}^1$

素因数の和:19985

約数の個数: 32

約数和(自身を含む): 111120120

約数和(自身を除く): 62532400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 19913, 39826, 79652, 99565, 159304, 199130, 398260, 796520, 1214693, 2429386, 4858772, 6073465, 9717544, 12146930, 24293860, 48587720]

約数ペア:

[(1, 48587720), (2, 24293860), (4, 12146930), (5, 9717544), (8, 6073465), (10, 4858772), (20, 2429386), (40, 1214693), (61, 796520), (122, 398260), (244, 199130), (305, 159304), (488, 99565), (610, 79652), (1220, 39826), (2440, 19913)]