25921720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{58913}}^1$

素因数の和:58935

約数の個数: 32

約数和(自身を含む): 63627120

約数和(自身を除く): 37705400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 58913, 117826, 235652, 294565, 471304, 589130, 648043, 1178260, 1296086, 2356520, 2592172, 3240215, 5184344, 6480430, 12960860, 25921720]

約数ペア:

[(1, 25921720), (2, 12960860), (4, 6480430), (5, 5184344), (8, 3240215), (10, 2592172), (11, 2356520), (20, 1296086), (22, 1178260), (40, 648043), (44, 589130), (55, 471304), (88, 294565), (110, 235652), (220, 117826), (440, 58913)]