421149400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{300821}}^1$

素因数の和:300844

約数の個数: 48

約数和(自身を含む): 1119057840

約数和(自身を除く): 697908440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 300821, 601642, 1203284, 1504105, 2105747, 2406568, 3008210, 4211494, 6016420, 7520525, 8422988, 10528735, 12032840, 15041050, 16845976, 21057470, 30082100, 42114940, 52643675, 60164200, 84229880, 105287350, 210574700, 421149400]

約数ペア:

[(1, 421149400), (2, 210574700), (4, 105287350), (5, 84229880), (7, 60164200), (8, 52643675), (10, 42114940), (14, 30082100), (20, 21057470), (25, 16845976), (28, 15041050), (35, 12032840), (40, 10528735), (50, 8422988), (56, 7520525), (70, 6016420), (100, 4211494), (140, 3008210), (175, 2406568), (200, 2105747), (280, 1504105), (350, 1203284), (700, 601642), (1400, 300821)]