1445811780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3442409}}^1$

素因数の和:3442428

約数の個数: 48

約数和(自身を含む): 4626599040

約数和(自身を除く): 3180787260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3442409, 6884818, 10327227, 13769636, 17212045, 20654454, 24096863, 34424090, 41308908, 48193726, 51636135, 68848180, 72290589, 96387452, 103272270, 120484315, 144581178, 206544540, 240968630, 289162356, 361452945, 481937260, 722905890, 1445811780]

約数ペア:

[(1, 1445811780), (2, 722905890), (3, 481937260), (4, 361452945), (5, 289162356), (6, 240968630), (7, 206544540), (10, 144581178), (12, 120484315), (14, 103272270), (15, 96387452), (20, 72290589), (21, 68848180), (28, 51636135), (30, 48193726), (35, 41308908), (42, 34424090), (60, 24096863), (70, 20654454), (84, 17212045), (105, 13769636), (140, 10327227), (210, 6884818), (420, 3442409)]