42242000

素因数分解:

$2^4\times 5^3\times {\mathrm{21121}}^1$

素因数の和:21144

約数の個数: 40

約数和(自身を含む): 102145992

約数和(自身を除く): 59903992

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 21121, 42242, 84484, 105605, 168968, 211210, 337936, 422420, 528025, 844840, 1056050, 1689680, 2112100, 2640125, 4224200, 5280250, 8448400, 10560500, 21121000, 42242000]

約数ペア:

[(1, 42242000), (2, 21121000), (4, 10560500), (5, 8448400), (8, 5280250), (10, 4224200), (16, 2640125), (20, 2112100), (25, 1689680), (40, 1056050), (50, 844840), (80, 528025), (100, 422420), (125, 337936), (200, 211210), (250, 168968), (400, 105605), (500, 84484), (1000, 42242), (2000, 21121)]