12021080

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:324

約数の個数: 64

約数和(自身を含む): 28749600

約数和(自身を除く): 16728520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 43, 58, 86, 116, 145, 172, 215, 232, 241, 290, 344, 430, 482, 580, 860, 964, 1160, 1205, 1247, 1720, 1928, 2410, 2494, 4820, 4988, 6235, 6989, 9640, 9976, 10363, 12470, 13978, 20726, 24940, 27956, 34945, 41452, 49880, 51815, 55912, 69890, 82904, 103630, 139780, 207260, 279560, 300527, 414520, 601054, 1202108, 1502635, 2404216, 3005270, 6010540, 12021080]

約数ペア:

[(1, 12021080), (2, 6010540), (4, 3005270), (5, 2404216), (8, 1502635), (10, 1202108), (20, 601054), (29, 414520), (40, 300527), (43, 279560), (58, 207260), (86, 139780), (116, 103630), (145, 82904), (172, 69890), (215, 55912), (232, 51815), (241, 49880), (290, 41452), (344, 34945), (430, 27956), (482, 24940), (580, 20726), (860, 13978), (964, 12470), (1160, 10363), (1205, 9976), (1247, 9640), (1720, 6989), (1928, 6235), (2410, 4988), (2494, 4820)]