713830420

素因数分解:

$2^2\times 5^1\times {\mathrm{641}}^1\times {\mathrm{55681}}^1$

素因数の和:56331

約数の個数: 24

約数和(自身を含む): 1501409448

約数和(自身を除く): 787579028

約数列:

[1, 2, 4, 5, 10, 20, 641, 1282, 2564, 3205, 6410, 12820, 55681, 111362, 222724, 278405, 556810, 1113620, 35691521, 71383042, 142766084, 178457605, 356915210, 713830420]

約数ペア:

[(1, 713830420), (2, 356915210), (4, 178457605), (5, 142766084), (10, 71383042), (20, 35691521), (641, 1113620), (1282, 556810), (2564, 278405), (3205, 222724), (6410, 111362), (12820, 55681)]