20037005320

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{2895521}}^1$

素因数の和:2895705

約数の個数: 32

約数和(自身を含む): 45343874520

約数和(自身を除く): 25306869200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 2895521, 5791042, 11582084, 14477605, 23164168, 28955210, 57910420, 115820840, 500925133, 1001850266, 2003700532, 2504625665, 4007401064, 5009251330, 10018502660, 20037005320]

約数ペア:

[(1, 20037005320), (2, 10018502660), (4, 5009251330), (5, 4007401064), (8, 2504625665), (10, 2003700532), (20, 1001850266), (40, 500925133), (173, 115820840), (346, 57910420), (692, 28955210), (865, 23164168), (1384, 14477605), (1730, 11582084), (3460, 5791042), (6920, 2895521)]