2903240

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{401}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 6584760

約数和(自身を除く): 3681520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 401, 724, 802, 905, 1448, 1604, 1810, 2005, 3208, 3620, 4010, 7240, 8020, 16040, 72581, 145162, 290324, 362905, 580648, 725810, 1451620, 2903240]

約数ペア:

[(1, 2903240), (2, 1451620), (4, 725810), (5, 580648), (8, 362905), (10, 290324), (20, 145162), (40, 72581), (181, 16040), (362, 8020), (401, 7240), (724, 4010), (802, 3620), (905, 3208), (1448, 2005), (1604, 1810)]