208025860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{24359}}^1$

素因数の和:24436

約数の個数: 48

約数和(自身を含む): 507467520

約数和(自身を除く): 299441660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 4270, 8540, 24359, 48718, 97436, 121795, 170513, 243590, 341026, 487180, 682052, 852565, 1485899, 1705130, 2971798, 3410260, 5943596, 7429495, 10401293, 14858990, 20802586, 29717980, 41605172, 52006465, 104012930, 208025860]

約数ペア:

[(1, 208025860), (2, 104012930), (4, 52006465), (5, 41605172), (7, 29717980), (10, 20802586), (14, 14858990), (20, 10401293), (28, 7429495), (35, 5943596), (61, 3410260), (70, 2971798), (122, 1705130), (140, 1485899), (244, 852565), (305, 682052), (427, 487180), (610, 341026), (854, 243590), (1220, 170513), (1708, 121795), (2135, 97436), (4270, 48718), (8540, 24359)]