2018303560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{857}}^1$

素因数の和:1535

約数の個数: 128

約数和(自身を含む): 5604318720

約数和(自身を除く): 3586015160

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, 857, 910, 1294, 1714, 1820, 2588, 3235, 3428, 3640, 4285, 4529, 5176, 5999, 6470, 6856, 8411, 8570, 9058, 11141, 11998, 12940, 16822, 17140, 18116, 22282, 22645, 23996, 25880, 29995, 33644, 34280, 36232, 42055, 44564, 45290, 47992, 55705, 58877, 59990, 67288, 77987, 84110, 89128, 90580, 111410, 117754, 119980, 155974, 168220, 181160, 222820, 235508, 239960, 294385, 311948, 336440, 389935, 445640, 471016, 554479, 588770, 623896, 779870, 1108958, 1177540, 1559740, 2217916, 2355080, 2772395, 3119480, 3881353, 4435832, 5544790, 7208227, 7762706, 11089580, 14416454, 15525412, 19406765, 22179160, 28832908, 31050824, 36041135, 38813530, 50457589, 57665816, 72082270, 77627060, 100915178, 144164540, 155254120, 201830356, 252287945, 288329080, 403660712, 504575890, 1009151780, 2018303560]

約数ペア:

[(1, 2018303560), (2, 1009151780), (4, 504575890), (5, 403660712), (7, 288329080), (8, 252287945), (10, 201830356), (13, 155254120), (14, 144164540), (20, 100915178), (26, 77627060), (28, 72082270), (35, 57665816), (40, 50457589), (52, 38813530), (56, 36041135), (65, 31050824), (70, 28832908), (91, 22179160), (104, 19406765), (130, 15525412), (140, 14416454), (182, 11089580), (260, 7762706), (280, 7208227), (364, 5544790), (455, 4435832), (520, 3881353), (647, 3119480), (728, 2772395), (857, 2355080), (910, 2217916), (1294, 1559740), (1714, 1177540), (1820, 1108958), (2588, 779870), (3235, 623896), (3428, 588770), (3640, 554479), (4285, 471016), (4529, 445640), (5176, 389935), (5999, 336440), (6470, 311948), (6856, 294385), (8411, 239960), (8570, 235508), (9058, 222820), (11141, 181160), (11998, 168220), (12940, 155974), (16822, 119980), (17140, 117754), (18116, 111410), (22282, 90580), (22645, 89128), (23996, 84110), (25880, 77987), (29995, 67288), (33644, 59990), (34280, 58877), (36232, 55705), (42055, 47992), (44564, 45290)]