1530340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 3894912

約数和(自身を除く): 2364572

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 476, 595, 643, 1190, 1286, 2380, 2572, 3215, 4501, 6430, 9002, 10931, 12860, 18004, 21862, 22505, 43724, 45010, 54655, 76517, 90020, 109310, 153034, 218620, 306068, 382585, 765170, 1530340]

約数ペア:

[(1, 1530340), (2, 765170), (4, 382585), (5, 306068), (7, 218620), (10, 153034), (14, 109310), (17, 90020), (20, 76517), (28, 54655), (34, 45010), (35, 43724), (68, 22505), (70, 21862), (85, 18004), (119, 12860), (140, 10931), (170, 9002), (238, 6430), (340, 4501), (476, 3215), (595, 2572), (643, 2380), (1190, 1286)]