19189600

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^2\times {\mathrm{83}}^1$

素因数の和:137

約数の個数: 108

約数和(自身を含む): 50363964

約数和(自身を除く): 31174364

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 68, 80, 83, 85, 100, 136, 160, 166, 170, 200, 272, 289, 332, 340, 400, 415, 425, 544, 578, 664, 680, 800, 830, 850, 1156, 1328, 1360, 1411, 1445, 1660, 1700, 2075, 2312, 2656, 2720, 2822, 2890, 3320, 3400, 4150, 4624, 5644, 5780, 6640, 6800, 7055, 7225, 8300, 9248, 11288, 11560, 13280, 13600, 14110, 14450, 16600, 22576, 23120, 23987, 28220, 28900, 33200, 35275, 45152, 46240, 47974, 56440, 57800, 66400, 70550, 95948, 112880, 115600, 119935, 141100, 191896, 225760, 231200, 239870, 282200, 383792, 479740, 564400, 599675, 767584, 959480, 1128800, 1199350, 1918960, 2398700, 3837920, 4797400, 9594800, 19189600]

約数ペア:

[(1, 19189600), (2, 9594800), (4, 4797400), (5, 3837920), (8, 2398700), (10, 1918960), (16, 1199350), (17, 1128800), (20, 959480), (25, 767584), (32, 599675), (34, 564400), (40, 479740), (50, 383792), (68, 282200), (80, 239870), (83, 231200), (85, 225760), (100, 191896), (136, 141100), (160, 119935), (166, 115600), (170, 112880), (200, 95948), (272, 70550), (289, 66400), (332, 57800), (340, 56440), (400, 47974), (415, 46240), (425, 45152), (544, 35275), (578, 33200), (664, 28900), (680, 28220), (800, 23987), (830, 23120), (850, 22576), (1156, 16600), (1328, 14450), (1360, 14110), (1411, 13600), (1445, 13280), (1660, 11560), (1700, 11288), (2075, 9248), (2312, 8300), (2656, 7225), (2720, 7055), (2822, 6800), (2890, 6640), (3320, 5780), (3400, 5644), (4150, 4624)]