72339440

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{24439}}^1$

素因数の和:24489

約数の個数: 40

約数和(自身を含む): 172741920

約数和(自身を除く): 100402480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 148, 185, 296, 370, 592, 740, 1480, 2960, 24439, 48878, 97756, 122195, 195512, 244390, 391024, 488780, 904243, 977560, 1808486, 1955120, 3616972, 4521215, 7233944, 9042430, 14467888, 18084860, 36169720, 72339440]

約数ペア:

[(1, 72339440), (2, 36169720), (4, 18084860), (5, 14467888), (8, 9042430), (10, 7233944), (16, 4521215), (20, 3616972), (37, 1955120), (40, 1808486), (74, 977560), (80, 904243), (148, 488780), (185, 391024), (296, 244390), (370, 195512), (592, 122195), (740, 97756), (1480, 48878), (2960, 24439)]