8006020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 18539136

約数和(自身を除く): 10533116

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 151, 220, 241, 302, 482, 604, 755, 964, 1205, 1510, 1661, 2410, 2651, 3020, 3322, 4820, 5302, 6644, 8305, 10604, 13255, 16610, 26510, 33220, 36391, 53020, 72782, 145564, 181955, 363910, 400301, 727820, 800602, 1601204, 2001505, 4003010, 8006020]

約数ペア:

[(1, 8006020), (2, 4003010), (4, 2001505), (5, 1601204), (10, 800602), (11, 727820), (20, 400301), (22, 363910), (44, 181955), (55, 145564), (110, 72782), (151, 53020), (220, 36391), (241, 33220), (302, 26510), (482, 16610), (604, 13255), (755, 10604), (964, 8305), (1205, 6644), (1510, 5302), (1661, 4820), (2410, 3322), (2651, 3020)]