20172948960

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{894191}}^1$

素因数の和:894256

約数の個数: 96

約数和(自身を含む): 64896878592

約数和(自身を除く): 44723929632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 80, 94, 96, 120, 141, 160, 188, 235, 240, 282, 376, 470, 480, 564, 705, 752, 940, 1128, 1410, 1504, 1880, 2256, 2820, 3760, 4512, 5640, 7520, 11280, 22560, 894191, 1788382, 2682573, 3576764, 4470955, 5365146, 7153528, 8941910, 10730292, 13412865, 14307056, 17883820, 21460584, 26825730, 28614112, 35767640, 42026977, 42921168, 53651460, 71535280, 84053954, 85842336, 107302920, 126080931, 143070560, 168107908, 210134885, 214605840, 252161862, 336215816, 420269770, 429211680, 504323724, 630404655, 672431632, 840539540, 1008647448, 1260809310, 1344863264, 1681079080, 2017294896, 2521618620, 3362158160, 4034589792, 5043237240, 6724316320, 10086474480, 20172948960]

約数ペア:

[(1, 20172948960), (2, 10086474480), (3, 6724316320), (4, 5043237240), (5, 4034589792), (6, 3362158160), (8, 2521618620), (10, 2017294896), (12, 1681079080), (15, 1344863264), (16, 1260809310), (20, 1008647448), (24, 840539540), (30, 672431632), (32, 630404655), (40, 504323724), (47, 429211680), (48, 420269770), (60, 336215816), (80, 252161862), (94, 214605840), (96, 210134885), (120, 168107908), (141, 143070560), (160, 126080931), (188, 107302920), (235, 85842336), (240, 84053954), (282, 71535280), (376, 53651460), (470, 42921168), (480, 42026977), (564, 35767640), (705, 28614112), (752, 26825730), (940, 21460584), (1128, 17883820), (1410, 14307056), (1504, 13412865), (1880, 10730292), (2256, 8941910), (2820, 7153528), (3760, 5365146), (4512, 4470955), (5640, 3576764), (7520, 2682573), (11280, 1788382), (22560, 894191)]