39897960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{661}}^1$

素因数の和:1178

約数の個数: 64

約数和(自身を含む): 120113280

約数和(自身を除く): 80215320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 503, 661, 1006, 1322, 1509, 1983, 2012, 2515, 2644, 3018, 3305, 3966, 4024, 5030, 5288, 6036, 6610, 7545, 7932, 9915, 10060, 12072, 13220, 15090, 15864, 19830, 20120, 26440, 30180, 39660, 60360, 79320, 332483, 664966, 997449, 1329932, 1662415, 1994898, 2659864, 3324830, 3989796, 4987245, 6649660, 7979592, 9974490, 13299320, 19948980, 39897960]

約数ペア:

[(1, 39897960), (2, 19948980), (3, 13299320), (4, 9974490), (5, 7979592), (6, 6649660), (8, 4987245), (10, 3989796), (12, 3324830), (15, 2659864), (20, 1994898), (24, 1662415), (30, 1329932), (40, 997449), (60, 664966), (120, 332483), (503, 79320), (661, 60360), (1006, 39660), (1322, 30180), (1509, 26440), (1983, 20120), (2012, 19830), (2515, 15864), (2644, 15090), (3018, 13220), (3305, 12072), (3966, 10060), (4024, 9915), (5030, 7932), (5288, 7545), (6036, 6610)]