18479760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5923}}^1$

素因数の和:5952

約数の個数: 80

約数和(自身を含む): 61704384

約数和(自身を除く): 43224624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 5923, 11846, 17769, 23692, 29615, 35538, 47384, 59230, 71076, 76999, 88845, 94768, 118460, 142152, 153998, 177690, 230997, 236920, 284304, 307996, 355380, 384995, 461994, 473840, 615992, 710760, 769990, 923988, 1154985, 1231984, 1421520, 1539980, 1847976, 2309970, 3079960, 3695952, 4619940, 6159920, 9239880, 18479760]

約数ペア:

[(1, 18479760), (2, 9239880), (3, 6159920), (4, 4619940), (5, 3695952), (6, 3079960), (8, 2309970), (10, 1847976), (12, 1539980), (13, 1421520), (15, 1231984), (16, 1154985), (20, 923988), (24, 769990), (26, 710760), (30, 615992), (39, 473840), (40, 461994), (48, 384995), (52, 355380), (60, 307996), (65, 284304), (78, 236920), (80, 230997), (104, 177690), (120, 153998), (130, 142152), (156, 118460), (195, 94768), (208, 88845), (240, 76999), (260, 71076), (312, 59230), (390, 47384), (520, 35538), (624, 29615), (780, 23692), (1040, 17769), (1560, 11846), (3120, 5923)]