7779980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1301}}^1$

素因数の和:1346

約数の個数: 48

約数和(自身を含む): 18373824

約数和(自身を除く): 10593844

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 26, 46, 52, 65, 92, 115, 130, 230, 260, 299, 460, 598, 1196, 1301, 1495, 2602, 2990, 5204, 5980, 6505, 13010, 16913, 26020, 29923, 33826, 59846, 67652, 84565, 119692, 149615, 169130, 299230, 338260, 388999, 598460, 777998, 1555996, 1944995, 3889990, 7779980]

約数ペア:

[(1, 7779980), (2, 3889990), (4, 1944995), (5, 1555996), (10, 777998), (13, 598460), (20, 388999), (23, 338260), (26, 299230), (46, 169130), (52, 149615), (65, 119692), (92, 84565), (115, 67652), (130, 59846), (230, 33826), (260, 29923), (299, 26020), (460, 16913), (598, 13010), (1196, 6505), (1301, 5980), (1495, 5204), (2602, 2990)]