2009950

素因数分解:

$2^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{659}}^1$

素因数の和:732

約数の個数: 24

約数和(自身を含む): 3805560

約数和(自身を除く): 1795610

約数列:

[1, 2, 5, 10, 25, 50, 61, 122, 305, 610, 659, 1318, 1525, 3050, 3295, 6590, 16475, 32950, 40199, 80398, 200995, 401990, 1004975, 2009950]

約数ペア:

[(1, 2009950), (2, 1004975), (5, 401990), (10, 200995), (25, 80398), (50, 40199), (61, 32950), (122, 16475), (305, 6590), (610, 3295), (659, 3050), (1318, 1525)]