2150980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8273}}^1$

素因数の和:8295

約数の個数: 24

約数和(自身を含む): 4865112

約数和(自身を除く): 2714132

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8273, 16546, 33092, 41365, 82730, 107549, 165460, 215098, 430196, 537745, 1075490, 2150980]

約数ペア:

[(1, 2150980), (2, 1075490), (4, 537745), (5, 430196), (10, 215098), (13, 165460), (20, 107549), (26, 82730), (52, 41365), (65, 33092), (130, 16546), (260, 8273)]