2520217984

素因数分解:

$2^7\times {\mathrm{89}}^1\times {\mathrm{221227}}^1$

素因数の和:221330

約数の個数: 32

約数和(自身を含む): 5077182600

約数和(自身を除く): 2556964616

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 356, 712, 1424, 2848, 5696, 11392, 221227, 442454, 884908, 1769816, 3539632, 7079264, 14158528, 19689203, 28317056, 39378406, 78756812, 157513624, 315027248, 630054496, 1260108992, 2520217984]

約数ペア:

[(1, 2520217984), (2, 1260108992), (4, 630054496), (8, 315027248), (16, 157513624), (32, 78756812), (64, 39378406), (89, 28317056), (128, 19689203), (178, 14158528), (356, 7079264), (712, 3539632), (1424, 1769816), (2848, 884908), (5696, 442454), (11392, 221227)]