668499410

素因数分解:

$2^1\times 5^1\times {\mathrm{4421}}^1\times {\mathrm{15121}}^1$

素因数の和:19549

約数の個数: 16

約数和(自身を含む): 1203650712

約数和(自身を除く): 535151302

約数列:

[1, 2, 5, 10, 4421, 8842, 15121, 22105, 30242, 44210, 75605, 151210, 66849941, 133699882, 334249705, 668499410]

約数ペア:

[(1, 668499410), (2, 334249705), (5, 133699882), (10, 66849941), (4421, 151210), (8842, 75605), (15121, 44210), (22105, 30242)]