8047840

素因数分解:

$2^5\times 5^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1$

素因数の和:475

約数の個数: 48

約数和(自身を含む): 19187280

約数和(自身を除く): 11139440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 179, 281, 358, 562, 716, 895, 1124, 1405, 1432, 1790, 2248, 2810, 2864, 3580, 4496, 5620, 5728, 7160, 8992, 11240, 14320, 22480, 28640, 44960, 50299, 100598, 201196, 251495, 402392, 502990, 804784, 1005980, 1609568, 2011960, 4023920, 8047840]

約数ペア:

[(1, 8047840), (2, 4023920), (4, 2011960), (5, 1609568), (8, 1005980), (10, 804784), (16, 502990), (20, 402392), (32, 251495), (40, 201196), (80, 100598), (160, 50299), (179, 44960), (281, 28640), (358, 22480), (562, 14320), (716, 11240), (895, 8992), (1124, 7160), (1405, 5728), (1432, 5620), (1790, 4496), (2248, 3580), (2810, 2864)]