2490292

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:212

約数の個数: 48

約数和(自身を含む): 5447680

約数和(自身を除く): 2957388

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 151, 217, 266, 302, 434, 532, 589, 604, 868, 1057, 1178, 2114, 2356, 2869, 4123, 4228, 4681, 5738, 8246, 9362, 11476, 16492, 18724, 20083, 32767, 40166, 65534, 80332, 88939, 131068, 177878, 355756, 622573, 1245146, 2490292]

約数ペア:

[(1, 2490292), (2, 1245146), (4, 622573), (7, 355756), (14, 177878), (19, 131068), (28, 88939), (31, 80332), (38, 65534), (62, 40166), (76, 32767), (124, 20083), (133, 18724), (151, 16492), (217, 11476), (266, 9362), (302, 8246), (434, 5738), (532, 4681), (589, 4228), (604, 4123), (868, 2869), (1057, 2356), (1178, 2114)]