12646340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{877}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 30680832

約数和(自身を除く): 18034492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 877, 1030, 1442, 1754, 2060, 2884, 3508, 3605, 4385, 6139, 7210, 8770, 12278, 14420, 17540, 24556, 30695, 61390, 90331, 122780, 180662, 361324, 451655, 632317, 903310, 1264634, 1806620, 2529268, 3161585, 6323170, 12646340]

約数ペア:

[(1, 12646340), (2, 6323170), (4, 3161585), (5, 2529268), (7, 1806620), (10, 1264634), (14, 903310), (20, 632317), (28, 451655), (35, 361324), (70, 180662), (103, 122780), (140, 90331), (206, 61390), (412, 30695), (515, 24556), (721, 17540), (877, 14420), (1030, 12278), (1442, 8770), (1754, 7210), (2060, 6139), (2884, 4385), (3508, 3605)]