2259480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{991}}^1$

素因数の和:1024

約数の個数: 64

約数和(自身を含む): 7142400

約数和(自身を除く): 4882920

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, 991, 1140, 1982, 2280, 2973, 3964, 4955, 5946, 7928, 9910, 11892, 14865, 18829, 19820, 23784, 29730, 37658, 39640, 56487, 59460, 75316, 94145, 112974, 118920, 150632, 188290, 225948, 282435, 376580, 451896, 564870, 753160, 1129740, 2259480]

約数ペア:

[(1, 2259480), (2, 1129740), (3, 753160), (4, 564870), (5, 451896), (6, 376580), (8, 282435), (10, 225948), (12, 188290), (15, 150632), (19, 118920), (20, 112974), (24, 94145), (30, 75316), (38, 59460), (40, 56487), (57, 39640), (60, 37658), (76, 29730), (95, 23784), (114, 19820), (120, 18829), (152, 14865), (190, 11892), (228, 9910), (285, 7928), (380, 5946), (456, 4955), (570, 3964), (760, 2973), (991, 2280), (1140, 1982)]