209729380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{18049}}^1$

素因数の和:18148

約数の個数: 48

約数和(自身を含む): 509443200

約数和(自身を除く): 299713820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 332, 415, 581, 830, 1162, 1660, 2324, 2905, 5810, 11620, 18049, 36098, 72196, 90245, 126343, 180490, 252686, 360980, 505372, 631715, 1263430, 1498067, 2526860, 2996134, 5992268, 7490335, 10486469, 14980670, 20972938, 29961340, 41945876, 52432345, 104864690, 209729380]

約数ペア:

[(1, 209729380), (2, 104864690), (4, 52432345), (5, 41945876), (7, 29961340), (10, 20972938), (14, 14980670), (20, 10486469), (28, 7490335), (35, 5992268), (70, 2996134), (83, 2526860), (140, 1498067), (166, 1263430), (332, 631715), (415, 505372), (581, 360980), (830, 252686), (1162, 180490), (1660, 126343), (2324, 90245), (2905, 72196), (5810, 36098), (11620, 18049)]