4992820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1877}}^1$

素因数の和:1912

約数の個数: 48

約数和(自身を含む): 12620160

約数和(自身を除く): 7627340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 1877, 2660, 3754, 7508, 9385, 13139, 18770, 26278, 35663, 37540, 52556, 65695, 71326, 131390, 142652, 178315, 249641, 262780, 356630, 499282, 713260, 998564, 1248205, 2496410, 4992820]

約数ペア:

[(1, 4992820), (2, 2496410), (4, 1248205), (5, 998564), (7, 713260), (10, 499282), (14, 356630), (19, 262780), (20, 249641), (28, 178315), (35, 142652), (38, 131390), (70, 71326), (76, 65695), (95, 52556), (133, 37540), (140, 35663), (190, 26278), (266, 18770), (380, 13139), (532, 9385), (665, 7508), (1330, 3754), (1877, 2660)]