7199440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2903}}^1$

素因数の和:2947

約数の個数: 40

約数和(自身を含む): 17284608

約数和(自身を除く): 10085168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 2903, 5806, 11612, 14515, 23224, 29030, 46448, 58060, 89993, 116120, 179986, 232240, 359972, 449965, 719944, 899930, 1439888, 1799860, 3599720, 7199440]

約数ペア:

[(1, 7199440), (2, 3599720), (4, 1799860), (5, 1439888), (8, 899930), (10, 719944), (16, 449965), (20, 359972), (31, 232240), (40, 179986), (62, 116120), (80, 89993), (124, 58060), (155, 46448), (248, 29030), (310, 23224), (496, 14515), (620, 11612), (1240, 5806), (2480, 2903)]