2040321885

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{7043}}^1$

素因数の和:7178

約数の個数: 64

約数和(自身を含む): 3895050240

約数和(自身を除く): 1854728355

約数列:

[1, 3, 5, 7, 15, 21, 31, 35, 89, 93, 105, 155, 217, 267, 445, 465, 623, 651, 1085, 1335, 1869, 2759, 3115, 3255, 7043, 8277, 9345, 13795, 19313, 21129, 35215, 41385, 49301, 57939, 96565, 105645, 147903, 218333, 246505, 289695, 626827, 654999, 739515, 1091665, 1528331, 1880481, 3134135, 3274995, 4387789, 4584993, 7641655, 9402405, 13163367, 19431637, 21938945, 22924965, 58294911, 65816835, 97158185, 136021459, 291474555, 408064377, 680107295, 2040321885]

約数ペア:

[(1, 2040321885), (3, 680107295), (5, 408064377), (7, 291474555), (15, 136021459), (21, 97158185), (31, 65816835), (35, 58294911), (89, 22924965), (93, 21938945), (105, 19431637), (155, 13163367), (217, 9402405), (267, 7641655), (445, 4584993), (465, 4387789), (623, 3274995), (651, 3134135), (1085, 1880481), (1335, 1528331), (1869, 1091665), (2759, 739515), (3115, 654999), (3255, 626827), (7043, 289695), (8277, 246505), (9345, 218333), (13795, 147903), (19313, 105645), (21129, 96565), (35215, 57939), (41385, 49301)]