424429880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1515821}}^1$

素因数の和:1515839

約数の個数: 32

約数和(自身を含む): 1091391840

約数和(自身を除く): 666961960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1515821, 3031642, 6063284, 7579105, 10610747, 12126568, 15158210, 21221494, 30316420, 42442988, 53053735, 60632840, 84885976, 106107470, 212214940, 424429880]

約数ペア:

[(1, 424429880), (2, 212214940), (4, 106107470), (5, 84885976), (7, 60632840), (8, 53053735), (10, 42442988), (14, 30316420), (20, 21221494), (28, 15158210), (35, 12126568), (40, 10610747), (56, 7579105), (70, 6063284), (140, 3031642), (280, 1515821)]