16930480

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{617}}^1$

素因数の和:651

約数の個数: 80

約数和(自身を含む): 45979200

約数和(自身を除く): 29048720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 617, 686, 784, 980, 1234, 1372, 1715, 1960, 2468, 2744, 3085, 3430, 3920, 4319, 4936, 5488, 6170, 6860, 8638, 9872, 12340, 13720, 17276, 21595, 24680, 27440, 30233, 34552, 43190, 49360, 60466, 69104, 86380, 120932, 151165, 172760, 211631, 241864, 302330, 345520, 423262, 483728, 604660, 846524, 1058155, 1209320, 1693048, 2116310, 2418640, 3386096, 4232620, 8465240, 16930480]

約数ペア:

[(1, 16930480), (2, 8465240), (4, 4232620), (5, 3386096), (7, 2418640), (8, 2116310), (10, 1693048), (14, 1209320), (16, 1058155), (20, 846524), (28, 604660), (35, 483728), (40, 423262), (49, 345520), (56, 302330), (70, 241864), (80, 211631), (98, 172760), (112, 151165), (140, 120932), (196, 86380), (245, 69104), (280, 60466), (343, 49360), (392, 43190), (490, 34552), (560, 30233), (617, 27440), (686, 24680), (784, 21595), (980, 17276), (1234, 13720), (1372, 12340), (1715, 9872), (1960, 8638), (2468, 6860), (2744, 6170), (3085, 5488), (3430, 4936), (3920, 4319)]