419880860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{3167}}^1$

素因数の和:4130

約数の個数: 48

約数和(自身を含む): 1009096704

約数和(自身を除く): 589215844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 947, 1894, 3167, 3788, 4735, 6334, 6629, 9470, 12668, 13258, 15835, 18940, 22169, 26516, 31670, 33145, 44338, 63340, 66290, 88676, 110845, 132580, 221690, 443380, 2999149, 5998298, 11996596, 14995745, 20994043, 29991490, 41988086, 59982980, 83976172, 104970215, 209940430, 419880860]

約数ペア:

[(1, 419880860), (2, 209940430), (4, 104970215), (5, 83976172), (7, 59982980), (10, 41988086), (14, 29991490), (20, 20994043), (28, 14995745), (35, 11996596), (70, 5998298), (140, 2999149), (947, 443380), (1894, 221690), (3167, 132580), (3788, 110845), (4735, 88676), (6334, 66290), (6629, 63340), (9470, 44338), (12668, 33145), (13258, 31670), (15835, 26516), (18940, 22169)]