2007993040

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{612193}}^1$

素因数の和:612247

約数の個数: 40

約数和(自身を含む): 4782459528

約数和(自身を除く): 2774466488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 612193, 1224386, 2448772, 3060965, 4897544, 6121930, 9795088, 12243860, 24487720, 25099913, 48975440, 50199826, 100399652, 125499565, 200799304, 250999130, 401598608, 501998260, 1003996520, 2007993040]

約数ペア:

[(1, 2007993040), (2, 1003996520), (4, 501998260), (5, 401598608), (8, 250999130), (10, 200799304), (16, 125499565), (20, 100399652), (40, 50199826), (41, 48975440), (80, 25099913), (82, 24487720), (164, 12243860), (205, 9795088), (328, 6121930), (410, 4897544), (656, 3060965), (820, 2448772), (1640, 1224386), (3280, 612193)]