20173420300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{479}}^1\times {\mathrm{38287}}^1$

素因数の和:38791

約数の個数: 72

約数和(自身を含む): 47856936960

約数和(自身を除く): 27683516660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 275, 479, 550, 958, 1100, 1916, 2395, 4790, 5269, 9580, 10538, 11975, 21076, 23950, 26345, 38287, 47900, 52690, 76574, 105380, 131725, 153148, 191435, 263450, 382870, 421157, 526900, 765740, 842314, 957175, 1684628, 1914350, 2105785, 3828700, 4211570, 8423140, 10528925, 18339473, 21057850, 36678946, 42115700, 73357892, 91697365, 183394730, 201734203, 366789460, 403468406, 458486825, 806936812, 916973650, 1008671015, 1833947300, 2017342030, 4034684060, 5043355075, 10086710150, 20173420300]

約数ペア:

[(1, 20173420300), (2, 10086710150), (4, 5043355075), (5, 4034684060), (10, 2017342030), (11, 1833947300), (20, 1008671015), (22, 916973650), (25, 806936812), (44, 458486825), (50, 403468406), (55, 366789460), (100, 201734203), (110, 183394730), (220, 91697365), (275, 73357892), (479, 42115700), (550, 36678946), (958, 21057850), (1100, 18339473), (1916, 10528925), (2395, 8423140), (4790, 4211570), (5269, 3828700), (9580, 2105785), (10538, 1914350), (11975, 1684628), (21076, 957175), (23950, 842314), (26345, 765740), (38287, 526900), (47900, 421157), (52690, 382870), (76574, 263450), (105380, 191435), (131725, 153148)]