392078120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1400279}}^1$

素因数の和:1400297

約数の個数: 32

約数和(自身を含む): 1008201600

約数和(自身を除く): 616123480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1400279, 2800558, 5601116, 7001395, 9801953, 11202232, 14002790, 19603906, 28005580, 39207812, 49009765, 56011160, 78415624, 98019530, 196039060, 392078120]

約数ペア:

[(1, 392078120), (2, 196039060), (4, 98019530), (5, 78415624), (7, 56011160), (8, 49009765), (10, 39207812), (14, 28005580), (20, 19603906), (28, 14002790), (35, 11202232), (40, 9801953), (56, 7001395), (70, 5601116), (140, 2800558), (280, 1400279)]