2539430

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:272

約数の個数: 32

約数和(自身を含む): 4874688

約数和(自身を除く): 2335258

約数列:

[1, 2, 5, 10, 23, 46, 61, 115, 122, 181, 230, 305, 362, 610, 905, 1403, 1810, 2806, 4163, 7015, 8326, 11041, 14030, 20815, 22082, 41630, 55205, 110410, 253943, 507886, 1269715, 2539430]

約数ペア:

[(1, 2539430), (2, 1269715), (5, 507886), (10, 253943), (23, 110410), (46, 55205), (61, 41630), (115, 22082), (122, 20815), (181, 14030), (230, 11041), (305, 8326), (362, 7015), (610, 4163), (905, 2806), (1403, 1810)]