19500700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{11471}}^1$

素因数の和:11502

約数の個数: 36

約数和(自身を含む): 44809632

約数和(自身を除く): 25308932

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 340, 425, 850, 1700, 11471, 22942, 45884, 57355, 114710, 195007, 229420, 286775, 390014, 573550, 780028, 975035, 1147100, 1950070, 3900140, 4875175, 9750350, 19500700]

約数ペア:

[(1, 19500700), (2, 9750350), (4, 4875175), (5, 3900140), (10, 1950070), (17, 1147100), (20, 975035), (25, 780028), (34, 573550), (50, 390014), (68, 286775), (85, 229420), (100, 195007), (170, 114710), (340, 57355), (425, 45884), (850, 22942), (1700, 11471)]