1985772840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{870953}}^1$

素因数の和:870986

約数の個数: 64

約数和(自身を含む): 6270868800

約数和(自身を除く): 4285095960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 870953, 1741906, 2612859, 3483812, 4354765, 5225718, 6967624, 8709530, 10451436, 13064295, 16548107, 17419060, 20902872, 26128590, 33096214, 34838120, 49644321, 52257180, 66192428, 82740535, 99288642, 104514360, 132384856, 165481070, 198577284, 248221605, 330962140, 397154568, 496443210, 661924280, 992886420, 1985772840]

約数ペア:

[(1, 1985772840), (2, 992886420), (3, 661924280), (4, 496443210), (5, 397154568), (6, 330962140), (8, 248221605), (10, 198577284), (12, 165481070), (15, 132384856), (19, 104514360), (20, 99288642), (24, 82740535), (30, 66192428), (38, 52257180), (40, 49644321), (57, 34838120), (60, 33096214), (76, 26128590), (95, 20902872), (114, 17419060), (120, 16548107), (152, 13064295), (190, 10451436), (228, 8709530), (285, 6967624), (380, 5225718), (456, 4354765), (570, 3483812), (760, 2612859), (1140, 1741906), (2280, 870953)]