39688020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2791}}^1$

素因数の和:2885

約数の個数: 72

約数和(自身を含む): 121954560

約数和(自身を除く): 82266540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2791, 2844, 3555, 4740, 5582, 7110, 8373, 11164, 13955, 14220, 16746, 25119, 27910, 33492, 41865, 50238, 55820, 83730, 100476, 125595, 167460, 220489, 251190, 440978, 502380, 661467, 881956, 1102445, 1322934, 1984401, 2204890, 2645868, 3307335, 3968802, 4409780, 6614670, 7937604, 9922005, 13229340, 19844010, 39688020]

約数ペア:

[(1, 39688020), (2, 19844010), (3, 13229340), (4, 9922005), (5, 7937604), (6, 6614670), (9, 4409780), (10, 3968802), (12, 3307335), (15, 2645868), (18, 2204890), (20, 1984401), (30, 1322934), (36, 1102445), (45, 881956), (60, 661467), (79, 502380), (90, 440978), (158, 251190), (180, 220489), (237, 167460), (316, 125595), (395, 100476), (474, 83730), (711, 55820), (790, 50238), (948, 41865), (1185, 33492), (1422, 27910), (1580, 25119), (2370, 16746), (2791, 14220), (2844, 13955), (3555, 11164), (4740, 8373), (5582, 7110)]