2499799120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{343379}}^1$

素因数の和:343412

約数の個数: 80

約数和(自身を含む): 7153292160

約数和(自身を除く): 4653493040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 343379, 686758, 1373516, 1716895, 2403653, 2747032, 3433790, 4463927, 4807306, 5494064, 6867580, 8927854, 9614612, 12018265, 13735160, 17855708, 19229224, 22319635, 24036530, 27470320, 31247489, 35711416, 38458448, 44639270, 48073060, 62494978, 71422832, 89278540, 96146120, 124989956, 156237445, 178557080, 192292240, 249979912, 312474890, 357114160, 499959824, 624949780, 1249899560, 2499799120]

約数ペア:

[(1, 2499799120), (2, 1249899560), (4, 624949780), (5, 499959824), (7, 357114160), (8, 312474890), (10, 249979912), (13, 192292240), (14, 178557080), (16, 156237445), (20, 124989956), (26, 96146120), (28, 89278540), (35, 71422832), (40, 62494978), (52, 48073060), (56, 44639270), (65, 38458448), (70, 35711416), (80, 31247489), (91, 27470320), (104, 24036530), (112, 22319635), (130, 19229224), (140, 17855708), (182, 13735160), (208, 12018265), (260, 9614612), (280, 8927854), (364, 6867580), (455, 5494064), (520, 4807306), (560, 4463927), (728, 3433790), (910, 2747032), (1040, 2403653), (1456, 1716895), (1820, 1373516), (3640, 686758), (7280, 343379)]