86694940

素因数分解:

$2^2\times 5^1\times {\mathrm{1789}}^1\times {\mathrm{2423}}^1$

素因数の和:4221

約数の個数: 24

約数和(自身を含む): 182236320

約数和(自身を除く): 95541380

約数列:

[1, 2, 4, 5, 10, 20, 1789, 2423, 3578, 4846, 7156, 8945, 9692, 12115, 17890, 24230, 35780, 48460, 4334747, 8669494, 17338988, 21673735, 43347470, 86694940]

約数ペア:

[(1, 86694940), (2, 43347470), (4, 21673735), (5, 17338988), (10, 8669494), (20, 4334747), (1789, 48460), (2423, 35780), (3578, 24230), (4846, 17890), (7156, 12115), (8945, 9692)]