12958020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{373}}^1$

素因数の和:581

約数の個数: 72

約数和(自身を含む): 39615576

約数和(自身を除く): 26657556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 193, 373, 386, 579, 746, 772, 965, 1119, 1158, 1492, 1737, 1865, 1930, 2238, 2316, 2895, 3357, 3474, 3730, 3860, 4476, 5595, 5790, 6714, 6948, 7460, 8685, 11190, 11580, 13428, 16785, 17370, 22380, 33570, 34740, 67140, 71989, 143978, 215967, 287956, 359945, 431934, 647901, 719890, 863868, 1079835, 1295802, 1439780, 2159670, 2591604, 3239505, 4319340, 6479010, 12958020]

約数ペア:

[(1, 12958020), (2, 6479010), (3, 4319340), (4, 3239505), (5, 2591604), (6, 2159670), (9, 1439780), (10, 1295802), (12, 1079835), (15, 863868), (18, 719890), (20, 647901), (30, 431934), (36, 359945), (45, 287956), (60, 215967), (90, 143978), (180, 71989), (193, 67140), (373, 34740), (386, 33570), (579, 22380), (746, 17370), (772, 16785), (965, 13428), (1119, 11580), (1158, 11190), (1492, 8685), (1737, 7460), (1865, 6948), (1930, 6714), (2238, 5790), (2316, 5595), (2895, 4476), (3357, 3860), (3474, 3730)]