16988040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47189}}^1$

素因数の和:47206

約数の個数: 48

約数和(自身を含む): 55212300

約数和(自身を除く): 38224260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 47189, 94378, 141567, 188756, 235945, 283134, 377512, 424701, 471890, 566268, 707835, 849402, 943780, 1132536, 1415670, 1698804, 1887560, 2123505, 2831340, 3397608, 4247010, 5662680, 8494020, 16988040]

約数ペア:

[(1, 16988040), (2, 8494020), (3, 5662680), (4, 4247010), (5, 3397608), (6, 2831340), (8, 2123505), (9, 1887560), (10, 1698804), (12, 1415670), (15, 1132536), (18, 943780), (20, 849402), (24, 707835), (30, 566268), (36, 471890), (40, 424701), (45, 377512), (60, 283134), (72, 235945), (90, 188756), (120, 141567), (180, 94378), (360, 47189)]