171444220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{5711}}^1$

素因数の和:5818

約数の個数: 48

約数和(自身を含む): 383846400

約数和(自身を除く): 212402180

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 79, 95, 158, 190, 316, 380, 395, 790, 1501, 1580, 3002, 5711, 6004, 7505, 11422, 15010, 22844, 28555, 30020, 57110, 108509, 114220, 217018, 434036, 451169, 542545, 902338, 1085090, 1804676, 2170180, 2255845, 4511690, 8572211, 9023380, 17144422, 34288844, 42861055, 85722110, 171444220]

約数ペア:

[(1, 171444220), (2, 85722110), (4, 42861055), (5, 34288844), (10, 17144422), (19, 9023380), (20, 8572211), (38, 4511690), (76, 2255845), (79, 2170180), (95, 1804676), (158, 1085090), (190, 902338), (316, 542545), (380, 451169), (395, 434036), (790, 217018), (1501, 114220), (1580, 108509), (3002, 57110), (5711, 30020), (6004, 28555), (7505, 22844), (11422, 15010)]