1642532980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{182099}}^1$

素因数の和:182160

約数の個数: 48

約数和(自身を含む): 3854692800

約数和(自身を除く): 2212159820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1804, 2255, 4510, 9020, 182099, 364198, 728396, 910495, 1820990, 2003089, 3641980, 4006178, 7466059, 8012356, 10015445, 14932118, 20030890, 29864236, 37330295, 40061780, 74660590, 82126649, 149321180, 164253298, 328506596, 410633245, 821266490, 1642532980]

約数ペア:

[(1, 1642532980), (2, 821266490), (4, 410633245), (5, 328506596), (10, 164253298), (11, 149321180), (20, 82126649), (22, 74660590), (41, 40061780), (44, 37330295), (55, 29864236), (82, 20030890), (110, 14932118), (164, 10015445), (205, 8012356), (220, 7466059), (410, 4006178), (451, 3641980), (820, 2003089), (902, 1820990), (1804, 910495), (2255, 728396), (4510, 364198), (9020, 182099)]