12463880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2179}}^1$

素因数の和:2214

約数の個数: 64

約数和(自身を含む): 32961600

約数和(自身を除く): 20497720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2179, 2860, 4358, 5720, 8716, 10895, 17432, 21790, 23969, 28327, 43580, 47938, 56654, 87160, 95876, 113308, 119845, 141635, 191752, 226616, 239690, 283270, 311597, 479380, 566540, 623194, 958760, 1133080, 1246388, 1557985, 2492776, 3115970, 6231940, 12463880]

約数ペア:

[(1, 12463880), (2, 6231940), (4, 3115970), (5, 2492776), (8, 1557985), (10, 1246388), (11, 1133080), (13, 958760), (20, 623194), (22, 566540), (26, 479380), (40, 311597), (44, 283270), (52, 239690), (55, 226616), (65, 191752), (88, 141635), (104, 119845), (110, 113308), (130, 95876), (143, 87160), (220, 56654), (260, 47938), (286, 43580), (440, 28327), (520, 23969), (572, 21790), (715, 17432), (1144, 10895), (1430, 8716), (2179, 5720), (2860, 4358)]