1570807640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1\times {\mathrm{2099}}^1$

素因数の和:2516

約数の個数: 64

約数和(自身を含む): 3612924000

約数和(自身を除く): 2042116360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 353, 424, 530, 706, 1060, 1412, 1765, 2099, 2120, 2824, 3530, 4198, 7060, 8396, 10495, 14120, 16792, 18709, 20990, 37418, 41980, 74836, 83960, 93545, 111247, 149672, 187090, 222494, 374180, 444988, 556235, 740947, 748360, 889976, 1112470, 1481894, 2224940, 2963788, 3704735, 4449880, 5927576, 7409470, 14818940, 29637880, 39270191, 78540382, 157080764, 196350955, 314161528, 392701910, 785403820, 1570807640]

約数ペア:

[(1, 1570807640), (2, 785403820), (4, 392701910), (5, 314161528), (8, 196350955), (10, 157080764), (20, 78540382), (40, 39270191), (53, 29637880), (106, 14818940), (212, 7409470), (265, 5927576), (353, 4449880), (424, 3704735), (530, 2963788), (706, 2224940), (1060, 1481894), (1412, 1112470), (1765, 889976), (2099, 748360), (2120, 740947), (2824, 556235), (3530, 444988), (4198, 374180), (7060, 222494), (8396, 187090), (10495, 149672), (14120, 111247), (16792, 93545), (18709, 83960), (20990, 74836), (37418, 41980)]