1961640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5449}}^1$

素因数の和:5466

約数の個数: 48

約数和(自身を含む): 6376500

約数和(自身を除く): 4414860

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, 5449, 10898, 16347, 21796, 27245, 32694, 43592, 49041, 54490, 65388, 81735, 98082, 108980, 130776, 163470, 196164, 217960, 245205, 326940, 392328, 490410, 653880, 980820, 1961640]

約数ペア:

[(1, 1961640), (2, 980820), (3, 653880), (4, 490410), (5, 392328), (6, 326940), (8, 245205), (9, 217960), (10, 196164), (12, 163470), (15, 130776), (18, 108980), (20, 98082), (24, 81735), (30, 65388), (36, 54490), (40, 49041), (45, 43592), (60, 32694), (72, 27245), (90, 21796), (120, 16347), (180, 10898), (360, 5449)]