2116721260

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{8219}}^1$

素因数の和:8470

約数の個数: 48

約数和(自身を含む): 4529548800

約数和(自身を除く): 2412827540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 163, 316, 326, 395, 652, 790, 815, 1580, 1630, 3260, 8219, 12877, 16438, 25754, 32876, 41095, 51508, 64385, 82190, 128770, 164380, 257540, 649301, 1298602, 1339697, 2597204, 2679394, 3246505, 5358788, 6493010, 6698485, 12986020, 13396970, 26793940, 105836063, 211672126, 423344252, 529180315, 1058360630, 2116721260]

約数ペア:

[(1, 2116721260), (2, 1058360630), (4, 529180315), (5, 423344252), (10, 211672126), (20, 105836063), (79, 26793940), (158, 13396970), (163, 12986020), (316, 6698485), (326, 6493010), (395, 5358788), (652, 3246505), (790, 2679394), (815, 2597204), (1580, 1339697), (1630, 1298602), (3260, 649301), (8219, 257540), (12877, 164380), (16438, 128770), (25754, 82190), (32876, 64385), (41095, 51508)]