17941717720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{432539}}^1$

素因数の和:432628

約数の個数: 64

約数和(自身を含む): 43444317600

約数和(自身を除く): 25502599880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 61, 68, 85, 122, 136, 170, 244, 305, 340, 488, 610, 680, 1037, 1220, 2074, 2440, 4148, 5185, 8296, 10370, 20740, 41480, 432539, 865078, 1730156, 2162695, 3460312, 4325390, 7353163, 8650780, 14706326, 17301560, 26384879, 29412652, 36765815, 52769758, 58825304, 73531630, 105539516, 131924395, 147063260, 211079032, 263848790, 294126520, 448542943, 527697580, 897085886, 1055395160, 1794171772, 2242714715, 3588343544, 4485429430, 8970858860, 17941717720]

約数ペア:

[(1, 17941717720), (2, 8970858860), (4, 4485429430), (5, 3588343544), (8, 2242714715), (10, 1794171772), (17, 1055395160), (20, 897085886), (34, 527697580), (40, 448542943), (61, 294126520), (68, 263848790), (85, 211079032), (122, 147063260), (136, 131924395), (170, 105539516), (244, 73531630), (305, 58825304), (340, 52769758), (488, 36765815), (610, 29412652), (680, 26384879), (1037, 17301560), (1220, 14706326), (2074, 8650780), (2440, 7353163), (4148, 4325390), (5185, 3460312), (8296, 2162695), (10370, 1730156), (20740, 865078), (41480, 432539)]