39352720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{227}}^1$

素因数の和:448

約数の個数: 80

約数和(自身を含む): 100761408

約数和(自身を除く): 61408688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 197, 220, 227, 394, 440, 454, 788, 880, 908, 985, 1135, 1576, 1816, 1970, 2167, 2270, 2497, 3152, 3632, 3940, 4334, 4540, 4994, 7880, 8668, 9080, 9988, 10835, 12485, 15760, 17336, 18160, 19976, 21670, 24970, 34672, 39952, 43340, 44719, 49940, 86680, 89438, 99880, 173360, 178876, 199760, 223595, 357752, 447190, 491909, 715504, 894380, 983818, 1788760, 1967636, 2459545, 3577520, 3935272, 4919090, 7870544, 9838180, 19676360, 39352720]

約数ペア:

[(1, 39352720), (2, 19676360), (4, 9838180), (5, 7870544), (8, 4919090), (10, 3935272), (11, 3577520), (16, 2459545), (20, 1967636), (22, 1788760), (40, 983818), (44, 894380), (55, 715504), (80, 491909), (88, 447190), (110, 357752), (176, 223595), (197, 199760), (220, 178876), (227, 173360), (394, 99880), (440, 89438), (454, 86680), (788, 49940), (880, 44719), (908, 43340), (985, 39952), (1135, 34672), (1576, 24970), (1816, 21670), (1970, 19976), (2167, 18160), (2270, 17336), (2497, 15760), (3152, 12485), (3632, 10835), (3940, 9988), (4334, 9080), (4540, 8668), (4994, 7880)]