17151820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1213}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 41606208

約数和(自身を除く): 24454388

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1213, 1414, 2020, 2426, 2828, 3535, 4852, 6065, 7070, 8491, 12130, 14140, 16982, 24260, 33964, 42455, 84910, 122513, 169820, 245026, 490052, 612565, 857591, 1225130, 1715182, 2450260, 3430364, 4287955, 8575910, 17151820]

約数ペア:

[(1, 17151820), (2, 8575910), (4, 4287955), (5, 3430364), (7, 2450260), (10, 1715182), (14, 1225130), (20, 857591), (28, 612565), (35, 490052), (70, 245026), (101, 169820), (140, 122513), (202, 84910), (404, 42455), (505, 33964), (707, 24260), (1010, 16982), (1213, 14140), (1414, 12130), (2020, 8491), (2426, 7070), (2828, 6065), (3535, 4852)]