846038840

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{15679}}^1$

素因数の和:15780

約数の個数: 64

約数和(自身を含む): 2032128000

約数和(自身を除く): 1186089160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 190, 284, 355, 380, 568, 710, 760, 1349, 1420, 2698, 2840, 5396, 6745, 10792, 13490, 15679, 26980, 31358, 53960, 62716, 78395, 125432, 156790, 297901, 313580, 595802, 627160, 1113209, 1191604, 1489505, 2226418, 2383208, 2979010, 4452836, 5566045, 5958020, 8905672, 11132090, 11916040, 21150971, 22264180, 42301942, 44528360, 84603884, 105754855, 169207768, 211509710, 423019420, 846038840]

約数ペア:

[(1, 846038840), (2, 423019420), (4, 211509710), (5, 169207768), (8, 105754855), (10, 84603884), (19, 44528360), (20, 42301942), (38, 22264180), (40, 21150971), (71, 11916040), (76, 11132090), (95, 8905672), (142, 5958020), (152, 5566045), (190, 4452836), (284, 2979010), (355, 2383208), (380, 2226418), (568, 1489505), (710, 1191604), (760, 1113209), (1349, 627160), (1420, 595802), (2698, 313580), (2840, 297901), (5396, 156790), (6745, 125432), (10792, 78395), (13490, 62716), (15679, 53960), (26980, 31358)]