622781740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{261673}}^1$

素因数の和:261706

約数の個数: 48

約数和(自身を含む): 1582604352

約数和(自身を除く): 959822612

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 1190, 2380, 261673, 523346, 1046692, 1308365, 1831711, 2616730, 3663422, 4448441, 5233460, 7326844, 8896882, 9158555, 17793764, 18317110, 22242205, 31139087, 36634220, 44484410, 62278174, 88968820, 124556348, 155695435, 311390870, 622781740]

約数ペア:

[(1, 622781740), (2, 311390870), (4, 155695435), (5, 124556348), (7, 88968820), (10, 62278174), (14, 44484410), (17, 36634220), (20, 31139087), (28, 22242205), (34, 18317110), (35, 17793764), (68, 9158555), (70, 8896882), (85, 7326844), (119, 5233460), (140, 4448441), (170, 3663422), (238, 2616730), (340, 1831711), (476, 1308365), (595, 1046692), (1190, 523346), (2380, 261673)]