40387978

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:334

約数の個数: 32

約数和(自身を含む): 64995840

約数和(自身を除く): 24607862

約数列:

[1, 2, 31, 59, 61, 62, 118, 122, 181, 362, 1829, 1891, 3599, 3658, 3782, 5611, 7198, 10679, 11041, 11222, 21358, 22082, 111569, 223138, 331049, 342271, 651419, 662098, 684542, 1302838, 20193989, 40387978]

約数ペア:

[(1, 40387978), (2, 20193989), (31, 1302838), (59, 684542), (61, 662098), (62, 651419), (118, 342271), (122, 331049), (181, 223138), (362, 111569), (1829, 22082), (1891, 21358), (3599, 11222), (3658, 11041), (3782, 10679), (5611, 7198)]