16764040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 40532400

約数和(自身を除く): 23768360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 89, 136, 170, 178, 277, 340, 356, 445, 554, 680, 712, 890, 1108, 1385, 1513, 1780, 2216, 2770, 3026, 3560, 4709, 5540, 6052, 7565, 9418, 11080, 12104, 15130, 18836, 23545, 24653, 30260, 37672, 47090, 49306, 60520, 94180, 98612, 123265, 188360, 197224, 246530, 419101, 493060, 838202, 986120, 1676404, 2095505, 3352808, 4191010, 8382020, 16764040]

約数ペア:

[(1, 16764040), (2, 8382020), (4, 4191010), (5, 3352808), (8, 2095505), (10, 1676404), (17, 986120), (20, 838202), (34, 493060), (40, 419101), (68, 246530), (85, 197224), (89, 188360), (136, 123265), (170, 98612), (178, 94180), (277, 60520), (340, 49306), (356, 47090), (445, 37672), (554, 30260), (680, 24653), (712, 23545), (890, 18836), (1108, 15130), (1385, 12104), (1513, 11080), (1780, 9418), (2216, 7565), (2770, 6052), (3026, 5540), (3560, 4709)]