139861820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{2879}}^1$

素因数の和:3242

約数の個数: 48

約数和(自身を含む): 336752640

約数和(自身を除く): 196890820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 347, 694, 1388, 1735, 2429, 2879, 3470, 4858, 5758, 6940, 9716, 11516, 12145, 14395, 20153, 24290, 28790, 40306, 48580, 57580, 80612, 100765, 201530, 403060, 999013, 1998026, 3996052, 4995065, 6993091, 9990130, 13986182, 19980260, 27972364, 34965455, 69930910, 139861820]

約数ペア:

[(1, 139861820), (2, 69930910), (4, 34965455), (5, 27972364), (7, 19980260), (10, 13986182), (14, 9990130), (20, 6993091), (28, 4995065), (35, 3996052), (70, 1998026), (140, 999013), (347, 403060), (694, 201530), (1388, 100765), (1735, 80612), (2429, 57580), (2879, 48580), (3470, 40306), (4858, 28790), (5758, 24290), (6940, 20153), (9716, 14395), (11516, 12145)]