3939440

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2141}}^1$

素因数の和:2177

約数の個数: 40

約数和(自身を含む): 9561888

約数和(自身を除く): 5622448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 2141, 4282, 8564, 10705, 17128, 21410, 34256, 42820, 49243, 85640, 98486, 171280, 196972, 246215, 393944, 492430, 787888, 984860, 1969720, 3939440]

約数ペア:

[(1, 3939440), (2, 1969720), (4, 984860), (5, 787888), (8, 492430), (10, 393944), (16, 246215), (20, 196972), (23, 171280), (40, 98486), (46, 85640), (80, 49243), (92, 42820), (115, 34256), (184, 21410), (230, 17128), (368, 10705), (460, 8564), (920, 4282), (1840, 2141)]