2946680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 7469280

約数和(自身を除く): 4522600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 37, 40, 44, 55, 74, 88, 110, 148, 181, 185, 220, 296, 362, 370, 407, 440, 724, 740, 814, 905, 1448, 1480, 1628, 1810, 1991, 2035, 3256, 3620, 3982, 4070, 6697, 7240, 7964, 8140, 9955, 13394, 15928, 16280, 19910, 26788, 33485, 39820, 53576, 66970, 73667, 79640, 133940, 147334, 267880, 294668, 368335, 589336, 736670, 1473340, 2946680]

約数ペア:

[(1, 2946680), (2, 1473340), (4, 736670), (5, 589336), (8, 368335), (10, 294668), (11, 267880), (20, 147334), (22, 133940), (37, 79640), (40, 73667), (44, 66970), (55, 53576), (74, 39820), (88, 33485), (110, 26788), (148, 19910), (181, 16280), (185, 15928), (220, 13394), (296, 9955), (362, 8140), (370, 7964), (407, 7240), (440, 6697), (724, 4070), (740, 3982), (814, 3620), (905, 3256), (1448, 2035), (1480, 1991), (1628, 1810)]