13307001880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{407191}}^1$

素因数の和:407264

約数の個数: 64

約数和(自身を含む): 32249606400

約数和(自身を除く): 18942604520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 344, 380, 430, 760, 817, 860, 1634, 1720, 3268, 4085, 6536, 8170, 16340, 32680, 407191, 814382, 1628764, 2035955, 3257528, 4071910, 7736629, 8143820, 15473258, 16287640, 17509213, 30946516, 35018426, 38683145, 61893032, 70036852, 77366290, 87546065, 140073704, 154732580, 175092130, 309465160, 332675047, 350184260, 665350094, 700368520, 1330700188, 1663375235, 2661400376, 3326750470, 6653500940, 13307001880]

約数ペア:

[(1, 13307001880), (2, 6653500940), (4, 3326750470), (5, 2661400376), (8, 1663375235), (10, 1330700188), (19, 700368520), (20, 665350094), (38, 350184260), (40, 332675047), (43, 309465160), (76, 175092130), (86, 154732580), (95, 140073704), (152, 87546065), (172, 77366290), (190, 70036852), (215, 61893032), (344, 38683145), (380, 35018426), (430, 30946516), (760, 17509213), (817, 16287640), (860, 15473258), (1634, 8143820), (1720, 7736629), (3268, 4071910), (4085, 3257528), (6536, 2035955), (8170, 1628764), (16340, 814382), (32680, 407191)]