211674886820

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5981}}^1\times {\mathrm{4549}}^1$

素因数の和:10928

約数の個数: 48

約数和(自身を含む): 445832478000

約数和(自身を除く): 234157591180

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 4549, 5981, 7780, 9098, 11962, 18196, 22745, 23924, 29905, 45490, 59810, 90980, 119620, 1769561, 2326609, 3539122, 4653218, 7078244, 8847805, 9306436, 11633045, 17695610, 23266090, 27207569, 35391220, 46532180, 54415138, 108830276, 136037845, 272075690, 544151380, 10583744341, 21167488682, 42334977364, 52918721705, 105837443410, 211674886820]

約数ペア:

[(1, 211674886820), (2, 105837443410), (4, 52918721705), (5, 42334977364), (10, 21167488682), (20, 10583744341), (389, 544151380), (778, 272075690), (1556, 136037845), (1945, 108830276), (3890, 54415138), (4549, 46532180), (5981, 35391220), (7780, 27207569), (9098, 23266090), (11962, 17695610), (18196, 11633045), (22745, 9306436), (23924, 8847805), (29905, 7078244), (45490, 4653218), (59810, 3539122), (90980, 2326609), (119620, 1769561)]