28961640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{80449}}^1$

素因数の和:80466

約数の個数: 48

約数和(自身を含む): 94126500

約数和(自身を除く): 65164860

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, 80449, 160898, 241347, 321796, 402245, 482694, 643592, 724041, 804490, 965388, 1206735, 1448082, 1608980, 1930776, 2413470, 2896164, 3217960, 3620205, 4826940, 5792328, 7240410, 9653880, 14480820, 28961640]

約数ペア:

[(1, 28961640), (2, 14480820), (3, 9653880), (4, 7240410), (5, 5792328), (6, 4826940), (8, 3620205), (9, 3217960), (10, 2896164), (12, 2413470), (15, 1930776), (18, 1608980), (20, 1448082), (24, 1206735), (30, 965388), (36, 804490), (40, 724041), (45, 643592), (60, 482694), (72, 402245), (90, 321796), (120, 241347), (180, 160898), (360, 80449)]