41370280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2081}}^1$

素因数の和:2170

約数の個数: 64

約数和(自身を含む): 107930880

約数和(自身を除く): 66560600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2081, 2485, 2840, 3976, 4162, 4970, 8324, 9940, 10405, 14567, 16648, 19880, 20810, 29134, 41620, 58268, 72835, 83240, 116536, 145670, 147751, 291340, 295502, 582680, 591004, 738755, 1034257, 1182008, 1477510, 2068514, 2955020, 4137028, 5171285, 5910040, 8274056, 10342570, 20685140, 41370280]

約数ペア:

[(1, 41370280), (2, 20685140), (4, 10342570), (5, 8274056), (7, 5910040), (8, 5171285), (10, 4137028), (14, 2955020), (20, 2068514), (28, 1477510), (35, 1182008), (40, 1034257), (56, 738755), (70, 591004), (71, 582680), (140, 295502), (142, 291340), (280, 147751), (284, 145670), (355, 116536), (497, 83240), (568, 72835), (710, 58268), (994, 41620), (1420, 29134), (1988, 20810), (2081, 19880), (2485, 16648), (2840, 14567), (3976, 10405), (4162, 9940), (4970, 8324)]