30085328

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20663}}^1$

素因数の和:20691

約数の個数: 40

約数和(自身を含む): 71745408

約数和(自身を除く): 41660080

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 20663, 41326, 82652, 144641, 165304, 268619, 289282, 330608, 537238, 578564, 1074476, 1157128, 1880333, 2148952, 2314256, 3760666, 4297904, 7521332, 15042664, 30085328]

約数ペア:

[(1, 30085328), (2, 15042664), (4, 7521332), (7, 4297904), (8, 3760666), (13, 2314256), (14, 2148952), (16, 1880333), (26, 1157128), (28, 1074476), (52, 578564), (56, 537238), (91, 330608), (104, 289282), (112, 268619), (182, 165304), (208, 144641), (364, 82652), (728, 41326), (1456, 20663)]