20036900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15413}}^1$

素因数の和:15440

約数の個数: 36

約数和(自身を含む): 46827732

約数和(自身を除く): 26790832

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 15413, 30826, 61652, 77065, 154130, 200369, 308260, 385325, 400738, 770650, 801476, 1001845, 1541300, 2003690, 4007380, 5009225, 10018450, 20036900]

約数ペア:

[(1, 20036900), (2, 10018450), (4, 5009225), (5, 4007380), (10, 2003690), (13, 1541300), (20, 1001845), (25, 801476), (26, 770650), (50, 400738), (52, 385325), (65, 308260), (100, 200369), (130, 154130), (260, 77065), (325, 61652), (650, 30826), (1300, 15413)]