1611055120

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{649619}}^1$

素因数の和:649663

約数の個数: 40

約数和(自身を含む): 3866538240

約数和(自身を除く): 2255483120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 649619, 1299238, 2598476, 3248095, 5196952, 6496190, 10393904, 12992380, 20138189, 25984760, 40276378, 51969520, 80552756, 100690945, 161105512, 201381890, 322211024, 402763780, 805527560, 1611055120]

約数ペア:

[(1, 1611055120), (2, 805527560), (4, 402763780), (5, 322211024), (8, 201381890), (10, 161105512), (16, 100690945), (20, 80552756), (31, 51969520), (40, 40276378), (62, 25984760), (80, 20138189), (124, 12992380), (155, 10393904), (248, 6496190), (310, 5196952), (496, 3248095), (620, 2598476), (1240, 1299238), (2480, 649619)]