5131760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2789}}^1$

素因数の和:2825

約数の個数: 40

約数和(自身を含む): 12454560

約数和(自身を除く): 7322800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 2789, 5578, 11156, 13945, 22312, 27890, 44624, 55780, 64147, 111560, 128294, 223120, 256588, 320735, 513176, 641470, 1026352, 1282940, 2565880, 5131760]

約数ペア:

[(1, 5131760), (2, 2565880), (4, 1282940), (5, 1026352), (8, 641470), (10, 513176), (16, 320735), (20, 256588), (23, 223120), (40, 128294), (46, 111560), (80, 64147), (92, 55780), (115, 44624), (184, 27890), (230, 22312), (368, 13945), (460, 11156), (920, 5578), (1840, 2789)]