1623646820

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{809}}^1\times {\mathrm{4363}}^1$

素因数の和:5204

約数の個数: 48

約数和(自身を含む): 3563118720

約数和(自身を除く): 1939471900

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 809, 1618, 3236, 4045, 4363, 8090, 8726, 16180, 17452, 18607, 21815, 37214, 43630, 74428, 87260, 93035, 100349, 186070, 200698, 372140, 401396, 501745, 1003490, 2006980, 3529667, 7059334, 14118668, 17648335, 35296670, 70593340, 81182341, 162364682, 324729364, 405911705, 811823410, 1623646820]

約数ペア:

[(1, 1623646820), (2, 811823410), (4, 405911705), (5, 324729364), (10, 162364682), (20, 81182341), (23, 70593340), (46, 35296670), (92, 17648335), (115, 14118668), (230, 7059334), (460, 3529667), (809, 2006980), (1618, 1003490), (3236, 501745), (4045, 401396), (4363, 372140), (8090, 200698), (8726, 186070), (16180, 100349), (17452, 93035), (18607, 87260), (21815, 74428), (37214, 43630)]