2019468650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{44927}}^1$

素因数の和:44999

約数の個数: 48

約数和(自身を含む): 4011171840

約数和(自身を除く): 1991703190

約数列:

[1, 2, 5, 10, 25, 29, 31, 50, 58, 62, 145, 155, 290, 310, 725, 775, 899, 1450, 1550, 1798, 4495, 8990, 22475, 44927, 44950, 89854, 224635, 449270, 1123175, 1302883, 1392737, 2246350, 2605766, 2785474, 6514415, 6963685, 13028830, 13927370, 32572075, 34818425, 40389373, 65144150, 69636850, 80778746, 201946865, 403893730, 1009734325, 2019468650]

約数ペア:

[(1, 2019468650), (2, 1009734325), (5, 403893730), (10, 201946865), (25, 80778746), (29, 69636850), (31, 65144150), (50, 40389373), (58, 34818425), (62, 32572075), (145, 13927370), (155, 13028830), (290, 6963685), (310, 6514415), (725, 2785474), (775, 2605766), (899, 2246350), (1450, 1392737), (1550, 1302883), (1798, 1123175), (4495, 449270), (8990, 224635), (22475, 89854), (44927, 44950)]