39945793240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1693}}^1\times {\mathrm{14387}}^1$

素因数の和:16132

約数の個数: 64

約数和(自身を含む): 92130968160

約数和(自身を除く): 52185174920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1693, 3386, 6772, 8465, 13544, 14387, 16930, 28774, 33860, 57548, 67720, 69413, 71935, 115096, 138826, 143870, 277652, 287740, 347065, 555304, 575480, 589867, 694130, 1179734, 1388260, 2359468, 2776520, 2949335, 4718936, 5898670, 11797340, 23594680, 24357191, 48714382, 97428764, 121785955, 194857528, 243571910, 487143820, 974287640, 998644831, 1997289662, 3994579324, 4993224155, 7989158648, 9986448310, 19972896620, 39945793240]

約数ペア:

[(1, 39945793240), (2, 19972896620), (4, 9986448310), (5, 7989158648), (8, 4993224155), (10, 3994579324), (20, 1997289662), (40, 998644831), (41, 974287640), (82, 487143820), (164, 243571910), (205, 194857528), (328, 121785955), (410, 97428764), (820, 48714382), (1640, 24357191), (1693, 23594680), (3386, 11797340), (6772, 5898670), (8465, 4718936), (13544, 2949335), (14387, 2776520), (16930, 2359468), (28774, 1388260), (33860, 1179734), (57548, 694130), (67720, 589867), (69413, 575480), (71935, 555304), (115096, 347065), (138826, 287740), (143870, 277652)]