7367676820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{125003}}^1$

素因数の和:125440

約数の個数: 48

約数和(自身を含む): 17724567168

約数和(自身を除く): 10356890348

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 421, 842, 1684, 2105, 2947, 4210, 5894, 8420, 11788, 14735, 29470, 58940, 125003, 250006, 500012, 625015, 875021, 1250030, 1750042, 2500060, 3500084, 4375105, 8750210, 17500420, 52626263, 105252526, 210505052, 263131315, 368383841, 526262630, 736767682, 1052525260, 1473535364, 1841919205, 3683838410, 7367676820]

約数ペア:

[(1, 7367676820), (2, 3683838410), (4, 1841919205), (5, 1473535364), (7, 1052525260), (10, 736767682), (14, 526262630), (20, 368383841), (28, 263131315), (35, 210505052), (70, 105252526), (140, 52626263), (421, 17500420), (842, 8750210), (1684, 4375105), (2105, 3500084), (2947, 2500060), (4210, 1750042), (5894, 1250030), (8420, 875021), (11788, 625015), (14735, 500012), (29470, 250006), (58940, 125003)]