40489648

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{148859}}^1$

素因数の和:148884

約数の個数: 20

約数和(自身を含む): 83063880

約数和(自身を除く): 42574232

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 148859, 297718, 595436, 1190872, 2381744, 2530603, 5061206, 10122412, 20244824, 40489648]

約数ペア:

[(1, 40489648), (2, 20244824), (4, 10122412), (8, 5061206), (16, 2530603), (17, 2381744), (34, 1190872), (68, 595436), (136, 297718), (272, 148859)]