11856420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{331}}^1$

素因数の和:545

約数の個数: 72

約数和(自身を含む): 36254400

約数和(自身を除く): 24397980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 331, 398, 597, 662, 796, 993, 995, 1194, 1324, 1655, 1791, 1986, 1990, 2388, 2979, 2985, 3310, 3582, 3972, 3980, 4965, 5958, 5970, 6620, 7164, 8955, 9930, 11916, 11940, 14895, 17910, 19860, 29790, 35820, 59580, 65869, 131738, 197607, 263476, 329345, 395214, 592821, 658690, 790428, 988035, 1185642, 1317380, 1976070, 2371284, 2964105, 3952140, 5928210, 11856420]

約数ペア:

[(1, 11856420), (2, 5928210), (3, 3952140), (4, 2964105), (5, 2371284), (6, 1976070), (9, 1317380), (10, 1185642), (12, 988035), (15, 790428), (18, 658690), (20, 592821), (30, 395214), (36, 329345), (45, 263476), (60, 197607), (90, 131738), (180, 65869), (199, 59580), (331, 35820), (398, 29790), (597, 19860), (662, 17910), (796, 14895), (993, 11940), (995, 11916), (1194, 9930), (1324, 8955), (1655, 7164), (1791, 6620), (1986, 5970), (1990, 5958), (2388, 4965), (2979, 3980), (2985, 3972), (3310, 3582)]