840630

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{4003}}^1$

素因数の和:4020

約数の個数: 32

約数和(自身を含む): 2306304

約数和(自身を除く): 1465674

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 4003, 8006, 12009, 20015, 24018, 28021, 40030, 56042, 60045, 84063, 120090, 140105, 168126, 280210, 420315, 840630]

約数ペア:

[(1, 840630), (2, 420315), (3, 280210), (5, 168126), (6, 140105), (7, 120090), (10, 84063), (14, 60045), (15, 56042), (21, 40030), (30, 28021), (35, 24018), (42, 20015), (70, 12009), (105, 8006), (210, 4003)]