199221680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{355753}}^1$

素因数の和:355773

約数の個数: 40

約数和(自身を含む): 529361952

約数和(自身を除く): 330140272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 355753, 711506, 1423012, 1778765, 2490271, 2846024, 3557530, 4980542, 5692048, 7115060, 9961084, 12451355, 14230120, 19922168, 24902710, 28460240, 39844336, 49805420, 99610840, 199221680]

約数ペア:

[(1, 199221680), (2, 99610840), (4, 49805420), (5, 39844336), (7, 28460240), (8, 24902710), (10, 19922168), (14, 14230120), (16, 12451355), (20, 9961084), (28, 7115060), (35, 5692048), (40, 4980542), (56, 3557530), (70, 2846024), (80, 2490271), (112, 1778765), (140, 1423012), (280, 711506), (560, 355753)]