40783890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1237}}^1$

素因数の和:1411

約数の個数: 64

約数和(自身を含む): 112667904

約数和(自身を除く): 71884014

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 157, 210, 314, 471, 785, 942, 1099, 1237, 1570, 2198, 2355, 2474, 3297, 3711, 4710, 5495, 6185, 6594, 7422, 8659, 10990, 12370, 16485, 17318, 18555, 25977, 32970, 37110, 43295, 51954, 86590, 129885, 194209, 259770, 388418, 582627, 971045, 1165254, 1359463, 1942090, 2718926, 2913135, 4078389, 5826270, 6797315, 8156778, 13594630, 20391945, 40783890]

約数ペア:

[(1, 40783890), (2, 20391945), (3, 13594630), (5, 8156778), (6, 6797315), (7, 5826270), (10, 4078389), (14, 2913135), (15, 2718926), (21, 1942090), (30, 1359463), (35, 1165254), (42, 971045), (70, 582627), (105, 388418), (157, 259770), (210, 194209), (314, 129885), (471, 86590), (785, 51954), (942, 43295), (1099, 37110), (1237, 32970), (1570, 25977), (2198, 18555), (2355, 17318), (2474, 16485), (3297, 12370), (3711, 10990), (4710, 8659), (5495, 7422), (6185, 6594)]