38477780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 94227840

約数和(自身を除く): 55750060

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 29, 37, 44, 55, 58, 74, 110, 116, 145, 148, 163, 185, 220, 290, 319, 326, 370, 407, 580, 638, 652, 740, 814, 815, 1073, 1276, 1595, 1628, 1630, 1793, 2035, 2146, 3190, 3260, 3586, 4070, 4292, 4727, 5365, 6031, 6380, 7172, 8140, 8965, 9454, 10730, 11803, 12062, 17930, 18908, 21460, 23606, 23635, 24124, 30155, 35860, 47212, 47270, 51997, 59015, 60310, 66341, 94540, 103994, 118030, 120620, 132682, 174899, 207988, 236060, 259985, 265364, 331705, 349798, 519970, 663410, 699596, 874495, 1039940, 1326820, 1748990, 1923889, 3497980, 3847778, 7695556, 9619445, 19238890, 38477780]

約数ペア:

[(1, 38477780), (2, 19238890), (4, 9619445), (5, 7695556), (10, 3847778), (11, 3497980), (20, 1923889), (22, 1748990), (29, 1326820), (37, 1039940), (44, 874495), (55, 699596), (58, 663410), (74, 519970), (110, 349798), (116, 331705), (145, 265364), (148, 259985), (163, 236060), (185, 207988), (220, 174899), (290, 132682), (319, 120620), (326, 118030), (370, 103994), (407, 94540), (580, 66341), (638, 60310), (652, 59015), (740, 51997), (814, 47270), (815, 47212), (1073, 35860), (1276, 30155), (1595, 24124), (1628, 23635), (1630, 23606), (1793, 21460), (2035, 18908), (2146, 17930), (3190, 12062), (3260, 11803), (3586, 10730), (4070, 9454), (4292, 8965), (4727, 8140), (5365, 7172), (6031, 6380)]