1088272840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{663581}}^1$

素因数の和:663633

約数の個数: 32

約数和(自身を含む): 2508339960

約数和(自身を除く): 1420067120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 663581, 1327162, 2654324, 3317905, 5308648, 6635810, 13271620, 26543240, 27206821, 54413642, 108827284, 136034105, 217654568, 272068210, 544136420, 1088272840]

約数ペア:

[(1, 1088272840), (2, 544136420), (4, 272068210), (5, 217654568), (8, 136034105), (10, 108827284), (20, 54413642), (40, 27206821), (41, 26543240), (82, 13271620), (164, 6635810), (205, 5308648), (328, 3317905), (410, 2654324), (820, 1327162), (1640, 663581)]