127381660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{401}}^1\times {\mathrm{2269}}^1$

素因数の和:2686

約数の個数: 48

約数和(自身を含む): 306613440

約数和(自身を除く): 179231780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 401, 802, 1604, 2005, 2269, 2807, 4010, 4538, 5614, 8020, 9076, 11228, 11345, 14035, 15883, 22690, 28070, 31766, 45380, 56140, 63532, 79415, 158830, 317660, 909869, 1819738, 3639476, 4549345, 6369083, 9098690, 12738166, 18197380, 25476332, 31845415, 63690830, 127381660]

約数ペア:

[(1, 127381660), (2, 63690830), (4, 31845415), (5, 25476332), (7, 18197380), (10, 12738166), (14, 9098690), (20, 6369083), (28, 4549345), (35, 3639476), (70, 1819738), (140, 909869), (401, 317660), (802, 158830), (1604, 79415), (2005, 63532), (2269, 56140), (2807, 45380), (4010, 31766), (4538, 28070), (5614, 22690), (8020, 15883), (9076, 14035), (11228, 11345)]