13204276120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{664199}}^1$

素因数の和:664288

約数の個数: 64

約数和(自身を含む): 34432128000

約数和(自身を除く): 21227851880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2840, 3976, 4970, 9940, 19880, 664199, 1328398, 2656796, 3320995, 4649393, 5313592, 6641990, 9298786, 13283980, 18597572, 23246965, 26567960, 37195144, 46493930, 47158129, 92987860, 94316258, 185975720, 188632516, 235790645, 330106903, 377265032, 471581290, 660213806, 943162580, 1320427612, 1650534515, 1886325160, 2640855224, 3301069030, 6602138060, 13204276120]

約数ペア:

[(1, 13204276120), (2, 6602138060), (4, 3301069030), (5, 2640855224), (7, 1886325160), (8, 1650534515), (10, 1320427612), (14, 943162580), (20, 660213806), (28, 471581290), (35, 377265032), (40, 330106903), (56, 235790645), (70, 188632516), (71, 185975720), (140, 94316258), (142, 92987860), (280, 47158129), (284, 46493930), (355, 37195144), (497, 26567960), (568, 23246965), (710, 18597572), (994, 13283980), (1420, 9298786), (1988, 6641990), (2485, 5313592), (2840, 4649393), (3976, 3320995), (4970, 2656796), (9940, 1328398), (19880, 664199)]