27642760

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11329}}^1$

素因数の和:11401

約数の個数: 32

約数和(自身を含む): 63221400

約数和(自身を除く): 35578640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 11329, 22658, 45316, 56645, 90632, 113290, 226580, 453160, 691069, 1382138, 2764276, 3455345, 5528552, 6910690, 13821380, 27642760]

約数ペア:

[(1, 27642760), (2, 13821380), (4, 6910690), (5, 5528552), (8, 3455345), (10, 2764276), (20, 1382138), (40, 691069), (61, 453160), (122, 226580), (244, 113290), (305, 90632), (488, 56645), (610, 45316), (1220, 22658), (2440, 11329)]