16391840

素因数分解:

$2^5\times 5^1\times {\mathrm{53}}^1\times {\mathrm{1933}}^1$

素因数の和:2001

約数の個数: 48

約数和(自身を含む): 39476808

約数和(自身を除く): 23084968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 80, 106, 160, 212, 265, 424, 530, 848, 1060, 1696, 1933, 2120, 3866, 4240, 7732, 8480, 9665, 15464, 19330, 30928, 38660, 61856, 77320, 102449, 154640, 204898, 309280, 409796, 512245, 819592, 1024490, 1639184, 2048980, 3278368, 4097960, 8195920, 16391840]

約数ペア:

[(1, 16391840), (2, 8195920), (4, 4097960), (5, 3278368), (8, 2048980), (10, 1639184), (16, 1024490), (20, 819592), (32, 512245), (40, 409796), (53, 309280), (80, 204898), (106, 154640), (160, 102449), (212, 77320), (265, 61856), (424, 38660), (530, 30928), (848, 19330), (1060, 15464), (1696, 9665), (1933, 8480), (2120, 7732), (3866, 4240)]