3498889420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{68311}}^1$

素因数の和:68530

約数の個数: 48

約数和(自身を含む): 7953156288

約数和(自身を除く): 4454266868

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 197, 260, 394, 788, 985, 1970, 2561, 3940, 5122, 10244, 12805, 25610, 51220, 68311, 136622, 273244, 341555, 683110, 888043, 1366220, 1776086, 3552172, 4440215, 8880430, 13457267, 17760860, 26914534, 53829068, 67286335, 134572670, 174944471, 269145340, 349888942, 699777884, 874722355, 1749444710, 3498889420]

約数ペア:

[(1, 3498889420), (2, 1749444710), (4, 874722355), (5, 699777884), (10, 349888942), (13, 269145340), (20, 174944471), (26, 134572670), (52, 67286335), (65, 53829068), (130, 26914534), (197, 17760860), (260, 13457267), (394, 8880430), (788, 4440215), (985, 3552172), (1970, 1776086), (2561, 1366220), (3940, 888043), (5122, 683110), (10244, 341555), (12805, 273244), (25610, 136622), (51220, 68311)]