1778200060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{2551}}^1$

素因数の和:2963

約数の個数: 96

約数和(自身を含む): 4609769472

約数和(自身を除く): 2831569412

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 383, 455, 766, 910, 1532, 1820, 1915, 2551, 2681, 3830, 4979, 5102, 5362, 7660, 9958, 10204, 10724, 12755, 13405, 17857, 19916, 24895, 25510, 26810, 33163, 34853, 35714, 49790, 51020, 53620, 66326, 69706, 71428, 89285, 99580, 132652, 139412, 165815, 174265, 178570, 232141, 331630, 348530, 357140, 464282, 663260, 697060, 928564, 977033, 1160705, 1954066, 2321410, 3908132, 4642820, 4885165, 6839231, 9770330, 12701429, 13678462, 19540660, 25402858, 27356924, 34196155, 50805716, 63507145, 68392310, 88910003, 127014290, 136784620, 177820006, 254028580, 355640012, 444550015, 889100030, 1778200060]

約数ペア:

[(1, 1778200060), (2, 889100030), (4, 444550015), (5, 355640012), (7, 254028580), (10, 177820006), (13, 136784620), (14, 127014290), (20, 88910003), (26, 68392310), (28, 63507145), (35, 50805716), (52, 34196155), (65, 27356924), (70, 25402858), (91, 19540660), (130, 13678462), (140, 12701429), (182, 9770330), (260, 6839231), (364, 4885165), (383, 4642820), (455, 3908132), (766, 2321410), (910, 1954066), (1532, 1160705), (1820, 977033), (1915, 928564), (2551, 697060), (2681, 663260), (3830, 464282), (4979, 357140), (5102, 348530), (5362, 331630), (7660, 232141), (9958, 178570), (10204, 174265), (10724, 165815), (12755, 139412), (13405, 132652), (17857, 99580), (19916, 89285), (24895, 71428), (25510, 69706), (26810, 66326), (33163, 53620), (34853, 51020), (35714, 49790)]