30098920

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{18353}}^1$

素因数の和:18405

約数の個数: 32

約数和(自身を含む): 69378120

約数和(自身を除く): 39279200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 18353, 36706, 73412, 91765, 146824, 183530, 367060, 734120, 752473, 1504946, 3009892, 3762365, 6019784, 7524730, 15049460, 30098920]

約数ペア:

[(1, 30098920), (2, 15049460), (4, 7524730), (5, 6019784), (8, 3762365), (10, 3009892), (20, 1504946), (40, 752473), (41, 734120), (82, 367060), (164, 183530), (205, 146824), (328, 91765), (410, 73412), (820, 36706), (1640, 18353)]