12309720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5399}}^1$

素因数の和:5432

約数の個数: 64

約数和(自身を含む): 38880000

約数和(自身を除く): 26570280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 5399, 10798, 16197, 21596, 26995, 32394, 43192, 53990, 64788, 80985, 102581, 107980, 129576, 161970, 205162, 215960, 307743, 323940, 410324, 512905, 615486, 647880, 820648, 1025810, 1230972, 1538715, 2051620, 2461944, 3077430, 4103240, 6154860, 12309720]

約数ペア:

[(1, 12309720), (2, 6154860), (3, 4103240), (4, 3077430), (5, 2461944), (6, 2051620), (8, 1538715), (10, 1230972), (12, 1025810), (15, 820648), (19, 647880), (20, 615486), (24, 512905), (30, 410324), (38, 323940), (40, 307743), (57, 215960), (60, 205162), (76, 161970), (95, 129576), (114, 107980), (120, 102581), (152, 80985), (190, 64788), (228, 53990), (285, 43192), (380, 32394), (456, 26995), (570, 21596), (760, 16197), (1140, 10798), (2280, 5399)]