6478640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:546

約数の個数: 80

約数和(自身を含む): 17998848

約数和(自身を除く): 11520208

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 503, 560, 644, 805, 920, 1006, 1288, 1610, 1840, 2012, 2515, 2576, 3220, 3521, 4024, 5030, 6440, 7042, 8048, 10060, 11569, 12880, 14084, 17605, 20120, 23138, 28168, 35210, 40240, 46276, 56336, 57845, 70420, 80983, 92552, 115690, 140840, 161966, 185104, 231380, 281680, 323932, 404915, 462760, 647864, 809830, 925520, 1295728, 1619660, 3239320, 6478640]

約数ペア:

[(1, 6478640), (2, 3239320), (4, 1619660), (5, 1295728), (7, 925520), (8, 809830), (10, 647864), (14, 462760), (16, 404915), (20, 323932), (23, 281680), (28, 231380), (35, 185104), (40, 161966), (46, 140840), (56, 115690), (70, 92552), (80, 80983), (92, 70420), (112, 57845), (115, 56336), (140, 46276), (161, 40240), (184, 35210), (230, 28168), (280, 23138), (322, 20120), (368, 17605), (460, 14084), (503, 12880), (560, 11569), (644, 10060), (805, 8048), (920, 7042), (1006, 6440), (1288, 5030), (1610, 4024), (1840, 3521), (2012, 3220), (2515, 2576)]