88836620

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{857}}^1$

素因数の和:1010

約数の個数: 48

約数和(自身を含む): 191999808

約数和(自身を除く): 103163188

約数列:

[1, 2, 4, 5, 10, 20, 71, 73, 142, 146, 284, 292, 355, 365, 710, 730, 857, 1420, 1460, 1714, 3428, 4285, 5183, 8570, 10366, 17140, 20732, 25915, 51830, 60847, 62561, 103660, 121694, 125122, 243388, 250244, 304235, 312805, 608470, 625610, 1216940, 1251220, 4441831, 8883662, 17767324, 22209155, 44418310, 88836620]

約数ペア:

[(1, 88836620), (2, 44418310), (4, 22209155), (5, 17767324), (10, 8883662), (20, 4441831), (71, 1251220), (73, 1216940), (142, 625610), (146, 608470), (284, 312805), (292, 304235), (355, 250244), (365, 243388), (710, 125122), (730, 121694), (857, 103660), (1420, 62561), (1460, 60847), (1714, 51830), (3428, 25915), (4285, 20732), (5183, 17140), (8570, 10366)]