636785870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{673}}^1\times {\mathrm{1931}}^1$

素因数の和:2625

約数の個数: 48

約数和(自身を含む): 1336024368

約数和(自身を除く): 699238498

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 673, 1346, 1931, 3365, 3862, 4711, 6730, 9422, 9655, 13517, 19310, 23555, 27034, 32977, 47110, 65954, 67585, 94619, 135170, 164885, 189238, 329770, 473095, 946190, 1299563, 2599126, 6497815, 9096941, 12995630, 18193882, 45484705, 63678587, 90969410, 127357174, 318392935, 636785870]

約数ペア:

[(1, 636785870), (2, 318392935), (5, 127357174), (7, 90969410), (10, 63678587), (14, 45484705), (35, 18193882), (49, 12995630), (70, 9096941), (98, 6497815), (245, 2599126), (490, 1299563), (673, 946190), (1346, 473095), (1931, 329770), (3365, 189238), (3862, 164885), (4711, 135170), (6730, 94619), (9422, 67585), (9655, 65954), (13517, 47110), (19310, 32977), (23555, 27034)]