1540392020

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{251}}^1\times {\mathrm{3697}}^1$

素因数の和:4040

約数の個数: 48

約数和(自身を含む): 3287729088

約数和(自身を除く): 1747337068

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 251, 332, 415, 502, 830, 1004, 1255, 1660, 2510, 3697, 5020, 7394, 14788, 18485, 20833, 36970, 41666, 73940, 83332, 104165, 208330, 306851, 416660, 613702, 927947, 1227404, 1534255, 1855894, 3068510, 3711788, 4639735, 6137020, 9279470, 18558940, 77019601, 154039202, 308078404, 385098005, 770196010, 1540392020]

約数ペア:

[(1, 1540392020), (2, 770196010), (4, 385098005), (5, 308078404), (10, 154039202), (20, 77019601), (83, 18558940), (166, 9279470), (251, 6137020), (332, 4639735), (415, 3711788), (502, 3068510), (830, 1855894), (1004, 1534255), (1255, 1227404), (1660, 927947), (2510, 613702), (3697, 416660), (5020, 306851), (7394, 208330), (14788, 104165), (18485, 83332), (20833, 73940), (36970, 41666)]