2019550160

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{1439}}^1$

素因数の和:1836

約数の個数: 80

約数和(自身を含む): 4801835520

約数和(自身を除く): 2782285360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 331, 424, 530, 662, 848, 1060, 1324, 1439, 1655, 2120, 2648, 2878, 3310, 4240, 5296, 5756, 6620, 7195, 11512, 13240, 14390, 17543, 23024, 26480, 28780, 35086, 57560, 70172, 76267, 87715, 115120, 140344, 152534, 175430, 280688, 305068, 350860, 381335, 476309, 610136, 701720, 762670, 952618, 1220272, 1403440, 1525340, 1905236, 2381545, 3050680, 3810472, 4763090, 6101360, 7620944, 9526180, 19052360, 25244377, 38104720, 50488754, 100977508, 126221885, 201955016, 252443770, 403910032, 504887540, 1009775080, 2019550160]

約数ペア:

[(1, 2019550160), (2, 1009775080), (4, 504887540), (5, 403910032), (8, 252443770), (10, 201955016), (16, 126221885), (20, 100977508), (40, 50488754), (53, 38104720), (80, 25244377), (106, 19052360), (212, 9526180), (265, 7620944), (331, 6101360), (424, 4763090), (530, 3810472), (662, 3050680), (848, 2381545), (1060, 1905236), (1324, 1525340), (1439, 1403440), (1655, 1220272), (2120, 952618), (2648, 762670), (2878, 701720), (3310, 610136), (4240, 476309), (5296, 381335), (5756, 350860), (6620, 305068), (7195, 280688), (11512, 175430), (13240, 152534), (14390, 140344), (17543, 115120), (23024, 87715), (26480, 76267), (28780, 70172), (35086, 57560)]