26870620

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{3917}}^1$

素因数の和:3947

約数の個数: 48

約数和(自身を含む): 65822400

約数和(自身を除く): 38951780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 3430, 3917, 6860, 7834, 15668, 19585, 27419, 39170, 54838, 78340, 109676, 137095, 191933, 274190, 383866, 548380, 767732, 959665, 1343531, 1919330, 2687062, 3838660, 5374124, 6717655, 13435310, 26870620]

約数ペア:

[(1, 26870620), (2, 13435310), (4, 6717655), (5, 5374124), (7, 3838660), (10, 2687062), (14, 1919330), (20, 1343531), (28, 959665), (35, 767732), (49, 548380), (70, 383866), (98, 274190), (140, 191933), (196, 137095), (245, 109676), (343, 78340), (490, 54838), (686, 39170), (980, 27419), (1372, 19585), (1715, 15668), (3430, 7834), (3917, 6860)]