20854730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2719}}^1$

素因数の和:2798

約数の個数: 32

約数和(自身を含む): 41126400

約数和(自身を除く): 20271670

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 2719, 3835, 5438, 7670, 13595, 27190, 35347, 70694, 160421, 176735, 320842, 353470, 802105, 1604210, 2085473, 4170946, 10427365, 20854730]

約数ペア:

[(1, 20854730), (2, 10427365), (5, 4170946), (10, 2085473), (13, 1604210), (26, 802105), (59, 353470), (65, 320842), (118, 176735), (130, 160421), (295, 70694), (590, 35347), (767, 27190), (1534, 13595), (2719, 7670), (3835, 5438)]