2047440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:484

約数の個数: 80

約数和(自身を含む): 6696000

約数和(自身を除く): 4648560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 449, 456, 570, 760, 898, 912, 1140, 1347, 1520, 1796, 2245, 2280, 2694, 3592, 4490, 4560, 5388, 6735, 7184, 8531, 8980, 10776, 13470, 17062, 17960, 21552, 25593, 26940, 34124, 35920, 42655, 51186, 53880, 68248, 85310, 102372, 107760, 127965, 136496, 170620, 204744, 255930, 341240, 409488, 511860, 682480, 1023720, 2047440]

約数ペア:

[(1, 2047440), (2, 1023720), (3, 682480), (4, 511860), (5, 409488), (6, 341240), (8, 255930), (10, 204744), (12, 170620), (15, 136496), (16, 127965), (19, 107760), (20, 102372), (24, 85310), (30, 68248), (38, 53880), (40, 51186), (48, 42655), (57, 35920), (60, 34124), (76, 26940), (80, 25593), (95, 21552), (114, 17960), (120, 17062), (152, 13470), (190, 10776), (228, 8980), (240, 8531), (285, 7184), (304, 6735), (380, 5388), (449, 4560), (456, 4490), (570, 3592), (760, 2694), (898, 2280), (912, 2245), (1140, 1796), (1347, 1520)]