7786943980

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{571}}^1\times {\mathrm{3533}}^1$

素因数の和:4306

約数の個数: 48

約数和(自身を含む): 16470758304

約数和(自身を除く): 8683814324

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 571, 772, 965, 1142, 1930, 2284, 2855, 3533, 3860, 5710, 7066, 11420, 14132, 17665, 35330, 70660, 110203, 220406, 440812, 551015, 681869, 1102030, 1363738, 2017343, 2204060, 2727476, 3409345, 4034686, 6818690, 8069372, 10086715, 13637380, 20173430, 40346860, 389347199, 778694398, 1557388796, 1946735995, 3893471990, 7786943980]

約数ペア:

[(1, 7786943980), (2, 3893471990), (4, 1946735995), (5, 1557388796), (10, 778694398), (20, 389347199), (193, 40346860), (386, 20173430), (571, 13637380), (772, 10086715), (965, 8069372), (1142, 6818690), (1930, 4034686), (2284, 3409345), (2855, 2727476), (3533, 2204060), (3860, 2017343), (5710, 1363738), (7066, 1102030), (11420, 681869), (14132, 551015), (17665, 440812), (35330, 220406), (70660, 110203)]