505242780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1202959}}^1$

素因数の和:1202978

約数の個数: 48

約数和(自身を含む): 1616778240

約数和(自身を除く): 1111535460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1202959, 2405918, 3608877, 4811836, 6014795, 7217754, 8420713, 12029590, 14435508, 16841426, 18044385, 24059180, 25262139, 33682852, 36088770, 42103565, 50524278, 72177540, 84207130, 101048556, 126310695, 168414260, 252621390, 505242780]

約数ペア:

[(1, 505242780), (2, 252621390), (3, 168414260), (4, 126310695), (5, 101048556), (6, 84207130), (7, 72177540), (10, 50524278), (12, 42103565), (14, 36088770), (15, 33682852), (20, 25262139), (21, 24059180), (28, 18044385), (30, 16841426), (35, 14435508), (42, 12029590), (60, 8420713), (70, 7217754), (84, 6014795), (105, 4811836), (140, 3608877), (210, 2405918), (420, 1202959)]