400009800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{666683}}^1$

素因数の和:666702

約数の個数: 48

約数和(自身を含む): 1240032240

約数和(自身を除く): 840022440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 300, 600, 666683, 1333366, 2000049, 2666732, 3333415, 4000098, 5333464, 6666830, 8000196, 10000245, 13333660, 16000392, 16667075, 20000490, 26667320, 33334150, 40000980, 50001225, 66668300, 80001960, 100002450, 133336600, 200004900, 400009800]

約数ペア:

[(1, 400009800), (2, 200004900), (3, 133336600), (4, 100002450), (5, 80001960), (6, 66668300), (8, 50001225), (10, 40000980), (12, 33334150), (15, 26667320), (20, 20000490), (24, 16667075), (25, 16000392), (30, 13333660), (40, 10000245), (50, 8000196), (60, 6666830), (75, 5333464), (100, 4000098), (120, 3333415), (150, 2666732), (200, 2000049), (300, 1333366), (600, 666683)]