389718910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{5879}}^1$

素因数の和:6840

約数の個数: 32

約数和(自身を含む): 802690560

約数和(自身を除く): 412971650

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 947, 1894, 4735, 5879, 6629, 9470, 11758, 13258, 29395, 33145, 41153, 58790, 66290, 82306, 205765, 411530, 5567413, 11134826, 27837065, 38971891, 55674130, 77943782, 194859455, 389718910]

約数ペア:

[(1, 389718910), (2, 194859455), (5, 77943782), (7, 55674130), (10, 38971891), (14, 27837065), (35, 11134826), (70, 5567413), (947, 411530), (1894, 205765), (4735, 82306), (5879, 66290), (6629, 58790), (9470, 41153), (11758, 33145), (13258, 29395)]