2019628100

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{349}}^1\times {\mathrm{1181}}^1$

素因数の和:1558

約数の個数: 108

約数和(自身を含む): 5117055300

約数和(自身を除く): 3097427200

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 349, 350, 490, 698, 700, 980, 1181, 1225, 1396, 1745, 2362, 2443, 2450, 3490, 4724, 4886, 4900, 5905, 6980, 8267, 8725, 9772, 11810, 12215, 16534, 17101, 17450, 23620, 24430, 29525, 33068, 34202, 34900, 41335, 48860, 57869, 59050, 61075, 68404, 82670, 85505, 115738, 118100, 122150, 165340, 171010, 206675, 231476, 244300, 289345, 342020, 412169, 413350, 427525, 578690, 824338, 826700, 855050, 1157380, 1446725, 1648676, 1710100, 2060845, 2885183, 2893450, 4121690, 5770366, 5786900, 8243380, 10304225, 11540732, 14425915, 20196281, 20608450, 28851830, 40392562, 41216900, 57703660, 72129575, 80785124, 100981405, 144259150, 201962810, 288518300, 403925620, 504907025, 1009814050, 2019628100]

約数ペア:

[(1, 2019628100), (2, 1009814050), (4, 504907025), (5, 403925620), (7, 288518300), (10, 201962810), (14, 144259150), (20, 100981405), (25, 80785124), (28, 72129575), (35, 57703660), (49, 41216900), (50, 40392562), (70, 28851830), (98, 20608450), (100, 20196281), (140, 14425915), (175, 11540732), (196, 10304225), (245, 8243380), (349, 5786900), (350, 5770366), (490, 4121690), (698, 2893450), (700, 2885183), (980, 2060845), (1181, 1710100), (1225, 1648676), (1396, 1446725), (1745, 1157380), (2362, 855050), (2443, 826700), (2450, 824338), (3490, 578690), (4724, 427525), (4886, 413350), (4900, 412169), (5905, 342020), (6980, 289345), (8267, 244300), (8725, 231476), (9772, 206675), (11810, 171010), (12215, 165340), (16534, 122150), (17101, 118100), (17450, 115738), (23620, 85505), (24430, 82670), (29525, 68404), (33068, 61075), (34202, 59050), (34900, 57869), (41335, 48860)]