2245040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 6309120

約数和(自身を除く): 4064080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 211, 266, 280, 304, 380, 422, 532, 560, 665, 760, 844, 1055, 1064, 1330, 1477, 1520, 1688, 2110, 2128, 2660, 2954, 3376, 4009, 4220, 5320, 5908, 7385, 8018, 8440, 10640, 11816, 14770, 16036, 16880, 20045, 23632, 28063, 29540, 32072, 40090, 56126, 59080, 64144, 80180, 112252, 118160, 140315, 160360, 224504, 280630, 320720, 449008, 561260, 1122520, 2245040]

約数ペア:

[(1, 2245040), (2, 1122520), (4, 561260), (5, 449008), (7, 320720), (8, 280630), (10, 224504), (14, 160360), (16, 140315), (19, 118160), (20, 112252), (28, 80180), (35, 64144), (38, 59080), (40, 56126), (56, 40090), (70, 32072), (76, 29540), (80, 28063), (95, 23632), (112, 20045), (133, 16880), (140, 16036), (152, 14770), (190, 11816), (211, 10640), (266, 8440), (280, 8018), (304, 7385), (380, 5908), (422, 5320), (532, 4220), (560, 4009), (665, 3376), (760, 2954), (844, 2660), (1055, 2128), (1064, 2110), (1330, 1688), (1477, 1520)]