2139144390

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{2640919}}^1$

素因数の和:2640938

約数の個数: 40

約数和(自身を含む): 5751923760

約数和(自身を除く): 3612779370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 2640919, 5281838, 7922757, 13204595, 15845514, 23768271, 26409190, 39613785, 47536542, 71304813, 79227570, 118841355, 142609626, 213914439, 237682710, 356524065, 427828878, 713048130, 1069572195, 2139144390]

約数ペア:

[(1, 2139144390), (2, 1069572195), (3, 713048130), (5, 427828878), (6, 356524065), (9, 237682710), (10, 213914439), (15, 142609626), (18, 118841355), (27, 79227570), (30, 71304813), (45, 47536542), (54, 39613785), (81, 26409190), (90, 23768271), (135, 15845514), (162, 13204595), (270, 7922757), (405, 5281838), (810, 2640919)]