1639854420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{27330907}}^1$

素因数の和:27330919

約数の個数: 24

約数和(自身を含む): 4591592544

約数和(自身を除く): 2951738124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 27330907, 54661814, 81992721, 109323628, 136654535, 163985442, 273309070, 327970884, 409963605, 546618140, 819927210, 1639854420]

約数ペア:

[(1, 1639854420), (2, 819927210), (3, 546618140), (4, 409963605), (5, 327970884), (6, 273309070), (10, 163985442), (12, 136654535), (15, 109323628), (20, 81992721), (30, 54661814), (60, 27330907)]