20305020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{5051}}^1$

素因数の和:5130

約数の個数: 48

約数和(自身を含む): 57714048

約数和(自身を除く): 37409028

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 134, 201, 268, 335, 402, 670, 804, 1005, 1340, 2010, 4020, 5051, 10102, 15153, 20204, 25255, 30306, 50510, 60612, 75765, 101020, 151530, 303060, 338417, 676834, 1015251, 1353668, 1692085, 2030502, 3384170, 4061004, 5076255, 6768340, 10152510, 20305020]

約数ペア:

[(1, 20305020), (2, 10152510), (3, 6768340), (4, 5076255), (5, 4061004), (6, 3384170), (10, 2030502), (12, 1692085), (15, 1353668), (20, 1015251), (30, 676834), (60, 338417), (67, 303060), (134, 151530), (201, 101020), (268, 75765), (335, 60612), (402, 50510), (670, 30306), (804, 25255), (1005, 20204), (1340, 15153), (2010, 10102), (4020, 5051)]