20132394520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1\times {\mathrm{1619}}^1$

素因数の和:2225

約数の個数: 128

約数和(自身を含む): 52488000000

約数和(自身を除く): 32355605480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 499, 623, 712, 890, 998, 1246, 1619, 1780, 1996, 2492, 2495, 3115, 3238, 3493, 3560, 3992, 4984, 4990, 6230, 6476, 6986, 8095, 9980, 11333, 12460, 12952, 13972, 16190, 17465, 19960, 22666, 24920, 27944, 32380, 34930, 44411, 45332, 56665, 64760, 69860, 88822, 90664, 113330, 139720, 144091, 177644, 222055, 226660, 288182, 310877, 355288, 444110, 453320, 576364, 621754, 720455, 807881, 888220, 1008637, 1152728, 1243508, 1440910, 1554385, 1615762, 1776440, 2017274, 2487016, 2881820, 3108770, 3231524, 4034548, 4039405, 5043185, 5655167, 5763640, 6217540, 6463048, 8069096, 8078810, 10086370, 11310334, 12435080, 16157620, 20172740, 22620668, 28275835, 32315240, 40345480, 45241336, 56551670, 71901409, 113103340, 143802818, 226206680, 287605636, 359507045, 503309863, 575211272, 719014090, 1006619726, 1438028180, 2013239452, 2516549315, 2876056360, 4026478904, 5033098630, 10066197260, 20132394520]

約数ペア:

[(1, 20132394520), (2, 10066197260), (4, 5033098630), (5, 4026478904), (7, 2876056360), (8, 2516549315), (10, 2013239452), (14, 1438028180), (20, 1006619726), (28, 719014090), (35, 575211272), (40, 503309863), (56, 359507045), (70, 287605636), (89, 226206680), (140, 143802818), (178, 113103340), (280, 71901409), (356, 56551670), (445, 45241336), (499, 40345480), (623, 32315240), (712, 28275835), (890, 22620668), (998, 20172740), (1246, 16157620), (1619, 12435080), (1780, 11310334), (1996, 10086370), (2492, 8078810), (2495, 8069096), (3115, 6463048), (3238, 6217540), (3493, 5763640), (3560, 5655167), (3992, 5043185), (4984, 4039405), (4990, 4034548), (6230, 3231524), (6476, 3108770), (6986, 2881820), (8095, 2487016), (9980, 2017274), (11333, 1776440), (12460, 1615762), (12952, 1554385), (13972, 1440910), (16190, 1243508), (17465, 1152728), (19960, 1008637), (22666, 888220), (24920, 807881), (27944, 720455), (32380, 621754), (34930, 576364), (44411, 453320), (45332, 444110), (56665, 355288), (64760, 310877), (69860, 288182), (88822, 226660), (90664, 222055), (113330, 177644), (139720, 144091)]