54698920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33353}}^1$

素因数の和:33405

約数の個数: 32

約数和(自身を含む): 126078120

約数和(自身を除く): 71379200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 33353, 66706, 133412, 166765, 266824, 333530, 667060, 1334120, 1367473, 2734946, 5469892, 6837365, 10939784, 13674730, 27349460, 54698920]

約数ペア:

[(1, 54698920), (2, 27349460), (4, 13674730), (5, 10939784), (8, 6837365), (10, 5469892), (20, 2734946), (40, 1367473), (41, 1334120), (82, 667060), (164, 333530), (205, 266824), (328, 166765), (410, 133412), (820, 66706), (1640, 33353)]