12961120

素因数分解:

$2^5\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1373}}^1$

素因数の和:1447

約数の個数: 48

約数和(自身を含む): 31162320

約数和(自身を除く): 18201200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 59, 80, 118, 160, 236, 295, 472, 590, 944, 1180, 1373, 1888, 2360, 2746, 4720, 5492, 6865, 9440, 10984, 13730, 21968, 27460, 43936, 54920, 81007, 109840, 162014, 219680, 324028, 405035, 648056, 810070, 1296112, 1620140, 2592224, 3240280, 6480560, 12961120]

約数ペア:

[(1, 12961120), (2, 6480560), (4, 3240280), (5, 2592224), (8, 1620140), (10, 1296112), (16, 810070), (20, 648056), (32, 405035), (40, 324028), (59, 219680), (80, 162014), (118, 109840), (160, 81007), (236, 54920), (295, 43936), (472, 27460), (590, 21968), (944, 13730), (1180, 10984), (1373, 9440), (1888, 6865), (2360, 5492), (2746, 4720)]