28209840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{117541}}^1$

素因数の和:117557

約数の個数: 40

約数和(自身を含む): 87451248

約数和(自身を除く): 59241408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 117541, 235082, 352623, 470164, 587705, 705246, 940328, 1175410, 1410492, 1763115, 1880656, 2350820, 2820984, 3526230, 4701640, 5641968, 7052460, 9403280, 14104920, 28209840]

約数ペア:

[(1, 28209840), (2, 14104920), (3, 9403280), (4, 7052460), (5, 5641968), (6, 4701640), (8, 3526230), (10, 2820984), (12, 2350820), (15, 1880656), (16, 1763115), (20, 1410492), (24, 1175410), (30, 940328), (40, 705246), (48, 587705), (60, 470164), (80, 352623), (120, 235082), (240, 117541)]