354529420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{13121}}^1$

素因数の和:13330

約数の個数: 48

約数和(自身を含む): 855344448

約数和(自身を除く): 500815028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 193, 386, 772, 965, 1351, 1930, 2702, 3860, 5404, 6755, 13121, 13510, 26242, 27020, 52484, 65605, 91847, 131210, 183694, 262420, 367388, 459235, 918470, 1836940, 2532353, 5064706, 10129412, 12661765, 17726471, 25323530, 35452942, 50647060, 70905884, 88632355, 177264710, 354529420]

約数ペア:

[(1, 354529420), (2, 177264710), (4, 88632355), (5, 70905884), (7, 50647060), (10, 35452942), (14, 25323530), (20, 17726471), (28, 12661765), (35, 10129412), (70, 5064706), (140, 2532353), (193, 1836940), (386, 918470), (772, 459235), (965, 367388), (1351, 262420), (1930, 183694), (2702, 131210), (3860, 91847), (5404, 65605), (6755, 52484), (13121, 27020), (13510, 26242)]