1864280

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 4838400

約数和(自身を除く): 2974120

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 223, 380, 418, 440, 446, 760, 836, 892, 1045, 1115, 1672, 1784, 2090, 2230, 2453, 4180, 4237, 4460, 4906, 8360, 8474, 8920, 9812, 12265, 16948, 19624, 21185, 24530, 33896, 42370, 46607, 49060, 84740, 93214, 98120, 169480, 186428, 233035, 372856, 466070, 932140, 1864280]

約数ペア:

[(1, 1864280), (2, 932140), (4, 466070), (5, 372856), (8, 233035), (10, 186428), (11, 169480), (19, 98120), (20, 93214), (22, 84740), (38, 49060), (40, 46607), (44, 42370), (55, 33896), (76, 24530), (88, 21185), (95, 19624), (110, 16948), (152, 12265), (190, 9812), (209, 8920), (220, 8474), (223, 8360), (380, 4906), (418, 4460), (440, 4237), (446, 4180), (760, 2453), (836, 2230), (892, 2090), (1045, 1784), (1115, 1672)]