41986720

素因数分解:

$2^5\times 5^1\times {\mathrm{397}}^1\times {\mathrm{661}}^1$

素因数の和:1073

約数の個数: 48

約数和(自身を含む): 99593928

約数和(自身を除く): 57607208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 397, 661, 794, 1322, 1588, 1985, 2644, 3176, 3305, 3970, 5288, 6352, 6610, 7940, 10576, 12704, 13220, 15880, 21152, 26440, 31760, 52880, 63520, 105760, 262417, 524834, 1049668, 1312085, 2099336, 2624170, 4198672, 5248340, 8397344, 10496680, 20993360, 41986720]

約数ペア:

[(1, 41986720), (2, 20993360), (4, 10496680), (5, 8397344), (8, 5248340), (10, 4198672), (16, 2624170), (20, 2099336), (32, 1312085), (40, 1049668), (80, 524834), (160, 262417), (397, 105760), (661, 63520), (794, 52880), (1322, 31760), (1588, 26440), (1985, 21152), (2644, 15880), (3176, 13220), (3305, 12704), (3970, 10576), (5288, 7940), (6352, 6610)]