20103350

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:449

約数の個数: 48

約数和(自身を含む): 40296528

約数和(自身を除く): 20193178

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 67, 85, 134, 170, 335, 353, 425, 670, 706, 850, 1139, 1675, 1765, 2278, 3350, 3530, 5695, 6001, 8825, 11390, 12002, 17650, 23651, 28475, 30005, 47302, 56950, 60010, 118255, 150025, 236510, 300050, 402067, 591275, 804134, 1182550, 2010335, 4020670, 10051675, 20103350]

約数ペア:

[(1, 20103350), (2, 10051675), (5, 4020670), (10, 2010335), (17, 1182550), (25, 804134), (34, 591275), (50, 402067), (67, 300050), (85, 236510), (134, 150025), (170, 118255), (335, 60010), (353, 56950), (425, 47302), (670, 30005), (706, 28475), (850, 23651), (1139, 17650), (1675, 12002), (1765, 11390), (2278, 8825), (3350, 6001), (3530, 5695)]