2489142790

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{65521}}^1$

素因数の和:65688

約数の個数: 32

約数和(自身を含む): 4670408160

約数和(自身を除く): 2181265370

約数列:

[1, 2, 5, 10, 29, 58, 131, 145, 262, 290, 655, 1310, 3799, 7598, 18995, 37990, 65521, 131042, 327605, 655210, 1900109, 3800218, 8583251, 9500545, 17166502, 19001090, 42916255, 85832510, 248914279, 497828558, 1244571395, 2489142790]

約数ペア:

[(1, 2489142790), (2, 1244571395), (5, 497828558), (10, 248914279), (29, 85832510), (58, 42916255), (131, 19001090), (145, 17166502), (262, 9500545), (290, 8583251), (655, 3800218), (1310, 1900109), (3799, 655210), (7598, 327605), (18995, 131042), (37990, 65521)]