22885720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4001}}^1$

素因数の和:4036

約数の個数: 64

約数和(自身を含む): 60510240

約数和(自身を除く): 37624520

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 4001, 5720, 8002, 16004, 20005, 32008, 40010, 44011, 52013, 80020, 88022, 104026, 160040, 176044, 208052, 220055, 260065, 352088, 416104, 440110, 520130, 572143, 880220, 1040260, 1144286, 1760440, 2080520, 2288572, 2860715, 4577144, 5721430, 11442860, 22885720]

約数ペア:

[(1, 22885720), (2, 11442860), (4, 5721430), (5, 4577144), (8, 2860715), (10, 2288572), (11, 2080520), (13, 1760440), (20, 1144286), (22, 1040260), (26, 880220), (40, 572143), (44, 520130), (52, 440110), (55, 416104), (65, 352088), (88, 260065), (104, 220055), (110, 208052), (130, 176044), (143, 160040), (220, 104026), (260, 88022), (286, 80020), (440, 52013), (520, 44011), (572, 40010), (715, 32008), (1144, 20005), (1430, 16004), (2860, 8002), (4001, 5720)]