39223240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1973}}^1$

素因数の和:2062

約数の個数: 64

約数和(自身を含む): 102332160

約数和(自身を除く): 63108920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1973, 1988, 2485, 2840, 3946, 3976, 4970, 7892, 9865, 9940, 13811, 15784, 19730, 19880, 27622, 39460, 55244, 69055, 78920, 110488, 138110, 140083, 276220, 280166, 552440, 560332, 700415, 980581, 1120664, 1400830, 1961162, 2801660, 3922324, 4902905, 5603320, 7844648, 9805810, 19611620, 39223240]

約数ペア:

[(1, 39223240), (2, 19611620), (4, 9805810), (5, 7844648), (7, 5603320), (8, 4902905), (10, 3922324), (14, 2801660), (20, 1961162), (28, 1400830), (35, 1120664), (40, 980581), (56, 700415), (70, 560332), (71, 552440), (140, 280166), (142, 276220), (280, 140083), (284, 138110), (355, 110488), (497, 78920), (568, 69055), (710, 55244), (994, 39460), (1420, 27622), (1973, 19880), (1988, 19730), (2485, 15784), (2840, 13811), (3946, 9940), (3976, 9865), (4970, 7892)]