51740420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2897}}^1$

素因数の和:2972

約数の個数: 48

約数和(自身を含む): 116847360

約数和(自身を除く): 65106940

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 76, 94, 95, 188, 190, 235, 380, 470, 893, 940, 1786, 2897, 3572, 4465, 5794, 8930, 11588, 14485, 17860, 28970, 55043, 57940, 110086, 136159, 220172, 272318, 275215, 544636, 550430, 680795, 1100860, 1361590, 2587021, 2723180, 5174042, 10348084, 12935105, 25870210, 51740420]

約数ペア:

[(1, 51740420), (2, 25870210), (4, 12935105), (5, 10348084), (10, 5174042), (19, 2723180), (20, 2587021), (38, 1361590), (47, 1100860), (76, 680795), (94, 550430), (95, 544636), (188, 275215), (190, 272318), (235, 220172), (380, 136159), (470, 110086), (893, 57940), (940, 55043), (1786, 28970), (2897, 17860), (3572, 14485), (4465, 11588), (5794, 8930)]