12380560

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:176

約数の個数: 80

約数和(自身を含む): 30444480

約数和(自身を除く): 18063920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 59, 61, 80, 86, 118, 122, 172, 215, 236, 244, 295, 305, 344, 430, 472, 488, 590, 610, 688, 860, 944, 976, 1180, 1220, 1720, 2360, 2440, 2537, 2623, 3440, 3599, 4720, 4880, 5074, 5246, 7198, 10148, 10492, 12685, 13115, 14396, 17995, 20296, 20984, 25370, 26230, 28792, 35990, 40592, 41968, 50740, 52460, 57584, 71980, 101480, 104920, 143960, 154757, 202960, 209840, 287920, 309514, 619028, 773785, 1238056, 1547570, 2476112, 3095140, 6190280, 12380560]

約数ペア:

[(1, 12380560), (2, 6190280), (4, 3095140), (5, 2476112), (8, 1547570), (10, 1238056), (16, 773785), (20, 619028), (40, 309514), (43, 287920), (59, 209840), (61, 202960), (80, 154757), (86, 143960), (118, 104920), (122, 101480), (172, 71980), (215, 57584), (236, 52460), (244, 50740), (295, 41968), (305, 40592), (344, 35990), (430, 28792), (472, 26230), (488, 25370), (590, 20984), (610, 20296), (688, 17995), (860, 14396), (944, 13115), (976, 12685), (1180, 10492), (1220, 10148), (1720, 7198), (2360, 5246), (2440, 5074), (2537, 4880), (2623, 4720), (3440, 3599)]