53491240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121571}}^1$

素因数の和:121593

約数の個数: 32

約数和(自身を含む): 131297760

約数和(自身を除く): 77806520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 121571, 243142, 486284, 607855, 972568, 1215710, 1337281, 2431420, 2674562, 4862840, 5349124, 6686405, 10698248, 13372810, 26745620, 53491240]

約数ペア:

[(1, 53491240), (2, 26745620), (4, 13372810), (5, 10698248), (8, 6686405), (10, 5349124), (11, 4862840), (20, 2674562), (22, 2431420), (40, 1337281), (44, 1215710), (55, 972568), (88, 607855), (110, 486284), (220, 243142), (440, 121571)]