2391960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:688

約数の個数: 64

約数和(自身を含む): 7418880

約数和(自身を除く): 5026920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 643, 744, 930, 1240, 1286, 1860, 1929, 2572, 3215, 3720, 3858, 5144, 6430, 7716, 9645, 12860, 15432, 19290, 19933, 25720, 38580, 39866, 59799, 77160, 79732, 99665, 119598, 159464, 199330, 239196, 298995, 398660, 478392, 597990, 797320, 1195980, 2391960]

約数ペア:

[(1, 2391960), (2, 1195980), (3, 797320), (4, 597990), (5, 478392), (6, 398660), (8, 298995), (10, 239196), (12, 199330), (15, 159464), (20, 119598), (24, 99665), (30, 79732), (31, 77160), (40, 59799), (60, 39866), (62, 38580), (93, 25720), (120, 19933), (124, 19290), (155, 15432), (186, 12860), (248, 9645), (310, 7716), (372, 6430), (465, 5144), (620, 3858), (643, 3720), (744, 3215), (930, 2572), (1240, 1929), (1286, 1860)]