19716582320

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1231}}^1\times {\mathrm{11777}}^1$

素因数の和:13038

約数の個数: 80

約数和(自身を含む): 48581140608

約数和(自身を除く): 28864558288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1231, 1360, 2462, 4924, 6155, 9848, 11777, 12310, 19696, 20927, 23554, 24620, 41854, 47108, 49240, 58885, 83708, 94216, 98480, 104635, 117770, 167416, 188432, 200209, 209270, 235540, 334832, 400418, 418540, 471080, 800836, 837080, 942160, 1001045, 1601672, 1674160, 2002090, 3203344, 4004180, 8008360, 14497487, 16016720, 28994974, 57989948, 72487435, 115979896, 144974870, 231959792, 246457279, 289949740, 492914558, 579899480, 985829116, 1159798960, 1232286395, 1971658232, 2464572790, 3943316464, 4929145580, 9858291160, 19716582320]

約数ペア:

[(1, 19716582320), (2, 9858291160), (4, 4929145580), (5, 3943316464), (8, 2464572790), (10, 1971658232), (16, 1232286395), (17, 1159798960), (20, 985829116), (34, 579899480), (40, 492914558), (68, 289949740), (80, 246457279), (85, 231959792), (136, 144974870), (170, 115979896), (272, 72487435), (340, 57989948), (680, 28994974), (1231, 16016720), (1360, 14497487), (2462, 8008360), (4924, 4004180), (6155, 3203344), (9848, 2002090), (11777, 1674160), (12310, 1601672), (19696, 1001045), (20927, 942160), (23554, 837080), (24620, 800836), (41854, 471080), (47108, 418540), (49240, 400418), (58885, 334832), (83708, 235540), (94216, 209270), (98480, 200209), (104635, 188432), (117770, 167416)]