22277480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^2$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 53367660

約数和(自身を除く): 31090180

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 181, 340, 362, 680, 724, 905, 1448, 1810, 3077, 3620, 6154, 7240, 12308, 15385, 24616, 30770, 32761, 61540, 65522, 123080, 131044, 163805, 262088, 327610, 556937, 655220, 1113874, 1310440, 2227748, 2784685, 4455496, 5569370, 11138740, 22277480]

約数ペア:

[(1, 22277480), (2, 11138740), (4, 5569370), (5, 4455496), (8, 2784685), (10, 2227748), (17, 1310440), (20, 1113874), (34, 655220), (40, 556937), (68, 327610), (85, 262088), (136, 163805), (170, 131044), (181, 123080), (340, 65522), (362, 61540), (680, 32761), (724, 30770), (905, 24616), (1448, 15385), (1810, 12308), (3077, 7240), (3620, 6154)]