7809880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{653}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 19776960

約数和(自身を除く): 11967080

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 653, 920, 1196, 1306, 1495, 2392, 2612, 2990, 3265, 5224, 5980, 6530, 8489, 11960, 13060, 15019, 16978, 26120, 30038, 33956, 42445, 60076, 67912, 75095, 84890, 120152, 150190, 169780, 195247, 300380, 339560, 390494, 600760, 780988, 976235, 1561976, 1952470, 3904940, 7809880]

約数ペア:

[(1, 7809880), (2, 3904940), (4, 1952470), (5, 1561976), (8, 976235), (10, 780988), (13, 600760), (20, 390494), (23, 339560), (26, 300380), (40, 195247), (46, 169780), (52, 150190), (65, 120152), (92, 84890), (104, 75095), (115, 67912), (130, 60076), (184, 42445), (230, 33956), (260, 30038), (299, 26120), (460, 16978), (520, 15019), (598, 13060), (653, 11960), (920, 8489), (1196, 6530), (1306, 5980), (1495, 5224), (2392, 3265), (2612, 2990)]