87693880

素因数分解:

$2^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{9173}}^1$

素因数の和:9423

約数の個数: 32

約数和(自身を含む): 198158400

約数和(自身を除く): 110464520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 239, 478, 956, 1195, 1912, 2390, 4780, 9173, 9560, 18346, 36692, 45865, 73384, 91730, 183460, 366920, 2192347, 4384694, 8769388, 10961735, 17538776, 21923470, 43846940, 87693880]

約数ペア:

[(1, 87693880), (2, 43846940), (4, 21923470), (5, 17538776), (8, 10961735), (10, 8769388), (20, 4384694), (40, 2192347), (239, 366920), (478, 183460), (956, 91730), (1195, 73384), (1912, 45865), (2390, 36692), (4780, 18346), (9173, 9560)]