11390320

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{823}}^1$

素因数の和:1009

約数の個数: 40

約数和(自身を含む): 26667936

約数和(自身を除く): 15277616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 823, 865, 1384, 1646, 1730, 2768, 3292, 3460, 4115, 6584, 6920, 8230, 13168, 13840, 16460, 32920, 65840, 142379, 284758, 569516, 711895, 1139032, 1423790, 2278064, 2847580, 5695160, 11390320]

約数ペア:

[(1, 11390320), (2, 5695160), (4, 2847580), (5, 2278064), (8, 1423790), (10, 1139032), (16, 711895), (20, 569516), (40, 284758), (80, 142379), (173, 65840), (346, 32920), (692, 16460), (823, 13840), (865, 13168), (1384, 8230), (1646, 6920), (1730, 6584), (2768, 4115), (3292, 3460)]