9011055920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{113891}}^1$

素因数の和:113970

約数の個数: 80

約数和(自身を含む): 22370211072

約数和(自身を除く): 13359155152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 43, 46, 80, 86, 92, 115, 172, 184, 215, 230, 344, 368, 430, 460, 688, 860, 920, 989, 1720, 1840, 1978, 3440, 3956, 4945, 7912, 9890, 15824, 19780, 39560, 79120, 113891, 227782, 455564, 569455, 911128, 1138910, 1822256, 2277820, 2619493, 4555640, 4897313, 5238986, 9111280, 9794626, 10477972, 13097465, 19589252, 20955944, 24486565, 26194930, 39178504, 41911888, 48973130, 52389860, 78357008, 97946260, 104779720, 112638199, 195892520, 209559440, 225276398, 391785040, 450552796, 563190995, 901105592, 1126381990, 1802211184, 2252763980, 4505527960, 9011055920]

約数ペア:

[(1, 9011055920), (2, 4505527960), (4, 2252763980), (5, 1802211184), (8, 1126381990), (10, 901105592), (16, 563190995), (20, 450552796), (23, 391785040), (40, 225276398), (43, 209559440), (46, 195892520), (80, 112638199), (86, 104779720), (92, 97946260), (115, 78357008), (172, 52389860), (184, 48973130), (215, 41911888), (230, 39178504), (344, 26194930), (368, 24486565), (430, 20955944), (460, 19589252), (688, 13097465), (860, 10477972), (920, 9794626), (989, 9111280), (1720, 5238986), (1840, 4897313), (1978, 4555640), (3440, 2619493), (3956, 2277820), (4945, 1822256), (7912, 1138910), (9890, 911128), (15824, 569455), (19780, 455564), (39560, 227782), (79120, 113891)]