2355080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1$

素因数の和:678

約数の個数: 64

約数和(自身を含む): 6531840

約数和(自身を除く): 4176760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 647, 728, 910, 1294, 1820, 2588, 3235, 3640, 4529, 5176, 6470, 8411, 9058, 12940, 16822, 18116, 22645, 25880, 33644, 36232, 42055, 45290, 58877, 67288, 84110, 90580, 117754, 168220, 181160, 235508, 294385, 336440, 471016, 588770, 1177540, 2355080]

約数ペア:

[(1, 2355080), (2, 1177540), (4, 588770), (5, 471016), (7, 336440), (8, 294385), (10, 235508), (13, 181160), (14, 168220), (20, 117754), (26, 90580), (28, 84110), (35, 67288), (40, 58877), (52, 45290), (56, 42055), (65, 36232), (70, 33644), (91, 25880), (104, 22645), (130, 18116), (140, 16822), (182, 12940), (260, 9058), (280, 8411), (364, 6470), (455, 5176), (520, 4529), (647, 3640), (728, 3235), (910, 2588), (1294, 1820)]