15742880

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1613}}^1$

素因数の和:1689

約数の個数: 48

約数和(自身を含む): 37825704

約数和(自身を除く): 22082824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1613, 1952, 2440, 3226, 4880, 6452, 8065, 9760, 12904, 16130, 25808, 32260, 51616, 64520, 98393, 129040, 196786, 258080, 393572, 491965, 787144, 983930, 1574288, 1967860, 3148576, 3935720, 7871440, 15742880]

約数ペア:

[(1, 15742880), (2, 7871440), (4, 3935720), (5, 3148576), (8, 1967860), (10, 1574288), (16, 983930), (20, 787144), (32, 491965), (40, 393572), (61, 258080), (80, 196786), (122, 129040), (160, 98393), (244, 64520), (305, 51616), (488, 32260), (610, 25808), (976, 16130), (1220, 12904), (1613, 9760), (1952, 8065), (2440, 6452), (3226, 4880)]