23638640

素因数分解:

$2^4\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1531}}^1$

素因数の和:1737

約数の個数: 40

約数和(自身を含む): 55280688

約数和(自身を除く): 31642048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 193, 386, 772, 965, 1531, 1544, 1930, 3062, 3088, 3860, 6124, 7655, 7720, 12248, 15310, 15440, 24496, 30620, 61240, 122480, 295483, 590966, 1181932, 1477415, 2363864, 2954830, 4727728, 5909660, 11819320, 23638640]

約数ペア:

[(1, 23638640), (2, 11819320), (4, 5909660), (5, 4727728), (8, 2954830), (10, 2363864), (16, 1477415), (20, 1181932), (40, 590966), (80, 295483), (193, 122480), (386, 61240), (772, 30620), (965, 24496), (1531, 15440), (1544, 15310), (1930, 12248), (3062, 7720), (3088, 7655), (3860, 6124)]