2013222550

素因数分解:

$2^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{431}}^1\times {\mathrm{907}}^1$

素因数の和:1453

約数の個数: 48

約数和(自身を含む): 3793900032

約数和(自身を除く): 1780677482

約数列:

[1, 2, 5, 10, 25, 50, 103, 206, 431, 515, 862, 907, 1030, 1814, 2155, 2575, 4310, 4535, 5150, 9070, 10775, 21550, 22675, 44393, 45350, 88786, 93421, 186842, 221965, 390917, 443930, 467105, 781834, 934210, 1109825, 1954585, 2219650, 2335525, 3909170, 4671050, 9772925, 19545850, 40264451, 80528902, 201322255, 402644510, 1006611275, 2013222550]

約数ペア:

[(1, 2013222550), (2, 1006611275), (5, 402644510), (10, 201322255), (25, 80528902), (50, 40264451), (103, 19545850), (206, 9772925), (431, 4671050), (515, 3909170), (862, 2335525), (907, 2219650), (1030, 1954585), (1814, 1109825), (2155, 934210), (2575, 781834), (4310, 467105), (4535, 443930), (5150, 390917), (9070, 221965), (10775, 186842), (21550, 93421), (22675, 88786), (44393, 45350)]