19084520

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{107}}^1$

素因数の和:152

約数の個数: 128

約数和(自身を含む): 54432000

約数和(自身を除く): 35347480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 91, 98, 104, 107, 130, 140, 182, 196, 214, 245, 260, 280, 343, 364, 392, 428, 455, 490, 520, 535, 637, 686, 728, 749, 856, 910, 980, 1070, 1274, 1372, 1391, 1498, 1715, 1820, 1960, 2140, 2548, 2744, 2782, 2996, 3185, 3430, 3640, 3745, 4280, 4459, 5096, 5243, 5564, 5992, 6370, 6860, 6955, 7490, 8918, 9737, 10486, 11128, 12740, 13720, 13910, 14980, 17836, 19474, 20972, 22295, 25480, 26215, 27820, 29960, 35672, 36701, 38948, 41944, 44590, 48685, 52430, 55640, 68159, 73402, 77896, 89180, 97370, 104860, 136318, 146804, 178360, 183505, 194740, 209720, 272636, 293608, 340795, 367010, 389480, 477113, 545272, 681590, 734020, 954226, 1363180, 1468040, 1908452, 2385565, 2726360, 3816904, 4771130, 9542260, 19084520]

約数ペア:

[(1, 19084520), (2, 9542260), (4, 4771130), (5, 3816904), (7, 2726360), (8, 2385565), (10, 1908452), (13, 1468040), (14, 1363180), (20, 954226), (26, 734020), (28, 681590), (35, 545272), (40, 477113), (49, 389480), (52, 367010), (56, 340795), (65, 293608), (70, 272636), (91, 209720), (98, 194740), (104, 183505), (107, 178360), (130, 146804), (140, 136318), (182, 104860), (196, 97370), (214, 89180), (245, 77896), (260, 73402), (280, 68159), (343, 55640), (364, 52430), (392, 48685), (428, 44590), (455, 41944), (490, 38948), (520, 36701), (535, 35672), (637, 29960), (686, 27820), (728, 26215), (749, 25480), (856, 22295), (910, 20972), (980, 19474), (1070, 17836), (1274, 14980), (1372, 13910), (1391, 13720), (1498, 12740), (1715, 11128), (1820, 10486), (1960, 9737), (2140, 8918), (2548, 7490), (2744, 6955), (2782, 6860), (2996, 6370), (3185, 5992), (3430, 5564), (3640, 5243), (3745, 5096), (4280, 4459)]