2072392040

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1\times {\mathrm{2731}}^1$

素因数の和:3114

約数の個数: 64

約数和(自身を含む): 4756302720

約数和(自身を除く): 2683910680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 311, 488, 610, 622, 1220, 1244, 1555, 2440, 2488, 2731, 3110, 5462, 6220, 10924, 12440, 13655, 18971, 21848, 27310, 37942, 54620, 75884, 94855, 109240, 151768, 166591, 189710, 333182, 379420, 666364, 758840, 832955, 849341, 1332728, 1665910, 1698682, 3331820, 3397364, 4246705, 6663640, 6794728, 8493410, 16986820, 33973640, 51809801, 103619602, 207239204, 259049005, 414478408, 518098010, 1036196020, 2072392040]

約数ペア:

[(1, 2072392040), (2, 1036196020), (4, 518098010), (5, 414478408), (8, 259049005), (10, 207239204), (20, 103619602), (40, 51809801), (61, 33973640), (122, 16986820), (244, 8493410), (305, 6794728), (311, 6663640), (488, 4246705), (610, 3397364), (622, 3331820), (1220, 1698682), (1244, 1665910), (1555, 1332728), (2440, 849341), (2488, 832955), (2731, 758840), (3110, 666364), (5462, 379420), (6220, 333182), (10924, 189710), (12440, 166591), (13655, 151768), (18971, 109240), (21848, 94855), (27310, 75884), (37942, 54620)]