179203220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1280023}}^1$

素因数の和:1280039

約数の個数: 24

約数和(自身を含む): 430088064

約数和(自身を除く): 250884844

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1280023, 2560046, 5120092, 6400115, 8960161, 12800230, 17920322, 25600460, 35840644, 44800805, 89601610, 179203220]

約数ペア:

[(1, 179203220), (2, 89601610), (4, 44800805), (5, 35840644), (7, 25600460), (10, 17920322), (14, 12800230), (20, 8960161), (28, 6400115), (35, 5120092), (70, 2560046), (140, 1280023)]