2013280220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1097}}^1\times {\mathrm{13109}}^1$

素因数の和:14222

約数の個数: 48

約数和(自身を含む): 4836646080

約数和(自身を除く): 2823365860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1097, 2194, 4388, 5485, 7679, 10970, 13109, 15358, 21940, 26218, 30716, 38395, 52436, 65545, 76790, 91763, 131090, 153580, 183526, 262180, 367052, 458815, 917630, 1835260, 14380573, 28761146, 57522292, 71902865, 100664011, 143805730, 201328022, 287611460, 402656044, 503320055, 1006640110, 2013280220]

約数ペア:

[(1, 2013280220), (2, 1006640110), (4, 503320055), (5, 402656044), (7, 287611460), (10, 201328022), (14, 143805730), (20, 100664011), (28, 71902865), (35, 57522292), (70, 28761146), (140, 14380573), (1097, 1835260), (2194, 917630), (4388, 458815), (5485, 367052), (7679, 262180), (10970, 183526), (13109, 153580), (15358, 131090), (21940, 91763), (26218, 76790), (30716, 65545), (38395, 52436)]