10640720

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5783}}^1$

素因数の和:5819

約数の個数: 40

約数和(自身を含む): 25819776

約数和(自身を除く): 15179056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 5783, 11566, 23132, 28915, 46264, 57830, 92528, 115660, 133009, 231320, 266018, 462640, 532036, 665045, 1064072, 1330090, 2128144, 2660180, 5320360, 10640720]

約数ペア:

[(1, 10640720), (2, 5320360), (4, 2660180), (5, 2128144), (8, 1330090), (10, 1064072), (16, 665045), (20, 532036), (23, 462640), (40, 266018), (46, 231320), (80, 133009), (92, 115660), (115, 92528), (184, 57830), (230, 46264), (368, 28915), (460, 23132), (920, 11566), (1840, 5783)]