20165782140

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{5334863}}^1$

素因数の和:5334888

約数の個数: 96

約数和(自身を含む): 71700572160

約数和(自身を除く): 51534790020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 5334863, 10669726, 16004589, 21339452, 26674315, 32009178, 37344041, 48013767, 53348630, 64018356, 74688082, 80022945, 96027534, 106697260, 112032123, 144041301, 149376164, 160045890, 186720205, 192055068, 224064246, 240068835, 288082602, 320091780, 336096369, 373440410, 448128492, 480137670, 560160615, 576165204, 672192738, 720206505, 746880820, 960275340, 1008289107, 1120321230, 1344385476, 1440413010, 1680481845, 2016578214, 2240642460, 2880826020, 3360963690, 4033156428, 5041445535, 6721927380, 10082891070, 20165782140]

約数ペア:

[(1, 20165782140), (2, 10082891070), (3, 6721927380), (4, 5041445535), (5, 4033156428), (6, 3360963690), (7, 2880826020), (9, 2240642460), (10, 2016578214), (12, 1680481845), (14, 1440413010), (15, 1344385476), (18, 1120321230), (20, 1008289107), (21, 960275340), (27, 746880820), (28, 720206505), (30, 672192738), (35, 576165204), (36, 560160615), (42, 480137670), (45, 448128492), (54, 373440410), (60, 336096369), (63, 320091780), (70, 288082602), (84, 240068835), (90, 224064246), (105, 192055068), (108, 186720205), (126, 160045890), (135, 149376164), (140, 144041301), (180, 112032123), (189, 106697260), (210, 96027534), (252, 80022945), (270, 74688082), (315, 64018356), (378, 53348630), (420, 48013767), (540, 37344041), (630, 32009178), (756, 26674315), (945, 21339452), (1260, 16004589), (1890, 10669726), (3780, 5334863)]