7628741260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{18719}}^1$

素因数の和:18847

約数の個数: 96

約数和(自身を含む): 19020718080

約数和(自身を除く): 11391976820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 71, 82, 140, 142, 164, 205, 284, 287, 355, 410, 497, 574, 710, 820, 994, 1148, 1420, 1435, 1988, 2485, 2870, 2911, 4970, 5740, 5822, 9940, 11644, 14555, 18719, 20377, 29110, 37438, 40754, 58220, 74876, 81508, 93595, 101885, 131033, 187190, 203770, 262066, 374380, 407540, 524132, 655165, 767479, 1310330, 1329049, 1534958, 2620660, 2658098, 3069916, 3837395, 5316196, 5372353, 6645245, 7674790, 9303343, 10744706, 13290490, 15349580, 18606686, 21489412, 26580980, 26861765, 37213372, 46516715, 53723530, 54491009, 93033430, 107447060, 108982018, 186066860, 217964036, 272455045, 381437063, 544910090, 762874126, 1089820180, 1525748252, 1907185315, 3814370630, 7628741260]

約数ペア:

[(1, 7628741260), (2, 3814370630), (4, 1907185315), (5, 1525748252), (7, 1089820180), (10, 762874126), (14, 544910090), (20, 381437063), (28, 272455045), (35, 217964036), (41, 186066860), (70, 108982018), (71, 107447060), (82, 93033430), (140, 54491009), (142, 53723530), (164, 46516715), (205, 37213372), (284, 26861765), (287, 26580980), (355, 21489412), (410, 18606686), (497, 15349580), (574, 13290490), (710, 10744706), (820, 9303343), (994, 7674790), (1148, 6645245), (1420, 5372353), (1435, 5316196), (1988, 3837395), (2485, 3069916), (2870, 2658098), (2911, 2620660), (4970, 1534958), (5740, 1329049), (5822, 1310330), (9940, 767479), (11644, 655165), (14555, 524132), (18719, 407540), (20377, 374380), (29110, 262066), (37438, 203770), (40754, 187190), (58220, 131033), (74876, 101885), (81508, 93595)]