12487920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{853}}^1$

素因数の和:930

約数の個数: 80

約数和(自身を含む): 39393312

約数和(自身を除く): 26905392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 853, 915, 976, 1220, 1464, 1706, 1830, 2440, 2559, 2928, 3412, 3660, 4265, 4880, 5118, 6824, 7320, 8530, 10236, 12795, 13648, 14640, 17060, 20472, 25590, 34120, 40944, 51180, 52033, 68240, 102360, 104066, 156099, 204720, 208132, 260165, 312198, 416264, 520330, 624396, 780495, 832528, 1040660, 1248792, 1560990, 2081320, 2497584, 3121980, 4162640, 6243960, 12487920]

約数ペア:

[(1, 12487920), (2, 6243960), (3, 4162640), (4, 3121980), (5, 2497584), (6, 2081320), (8, 1560990), (10, 1248792), (12, 1040660), (15, 832528), (16, 780495), (20, 624396), (24, 520330), (30, 416264), (40, 312198), (48, 260165), (60, 208132), (61, 204720), (80, 156099), (120, 104066), (122, 102360), (183, 68240), (240, 52033), (244, 51180), (305, 40944), (366, 34120), (488, 25590), (610, 20472), (732, 17060), (853, 14640), (915, 13648), (976, 12795), (1220, 10236), (1464, 8530), (1706, 7320), (1830, 6824), (2440, 5118), (2559, 4880), (2928, 4265), (3412, 3660)]