13388640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{27893}}^1$

素因数の和:27911

約数の個数: 48

約数和(自身を含む): 42175728

約数和(自身を除く): 28787088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 27893, 55786, 83679, 111572, 139465, 167358, 223144, 278930, 334716, 418395, 446288, 557860, 669432, 836790, 892576, 1115720, 1338864, 1673580, 2231440, 2677728, 3347160, 4462880, 6694320, 13388640]

約数ペア:

[(1, 13388640), (2, 6694320), (3, 4462880), (4, 3347160), (5, 2677728), (6, 2231440), (8, 1673580), (10, 1338864), (12, 1115720), (15, 892576), (16, 836790), (20, 669432), (24, 557860), (30, 446288), (32, 418395), (40, 334716), (48, 278930), (60, 223144), (80, 167358), (96, 139465), (120, 111572), (160, 83679), (240, 55786), (480, 27893)]