56720488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{421}}^1\times {\mathrm{1531}}^1$

素因数の和:1969

約数の個数: 32

約数和(自身を含む): 116370720

約数和(自身を除く): 59650232

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 421, 842, 1531, 1684, 3062, 3368, 4631, 6124, 9262, 12248, 16841, 18524, 33682, 37048, 67364, 134728, 644551, 1289102, 2578204, 5156408, 7090061, 14180122, 28360244, 56720488]

約数ペア:

[(1, 56720488), (2, 28360244), (4, 14180122), (8, 7090061), (11, 5156408), (22, 2578204), (44, 1289102), (88, 644551), (421, 134728), (842, 67364), (1531, 37048), (1684, 33682), (3062, 18524), (3368, 16841), (4631, 12248), (6124, 9262)]